Model Number: GF-AY-98 Use: Mobile Phone Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Blister packing Delivery Detail: 1-2days Specifications 1.Bluetooth Speaker AY-98 2.Bluetooth Speaker with FM and Card Reader function. 3.Can read SD/MMC Card, U disk 1.Bluetooth Speaker AY-982.Bluetooth Speaker with FM and Card Reader function.3.Can read SD/MMC Card, U disk; MP3/4 Player and mobile phone music4.4w, 80-18k (Hz)5.Mini Bluetooth speaker
Model Number: CP-V7 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone Channels: 2 (2.0) Special Feature: Wireless Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: colour box 54pcs/ctn carton size:61 x 43 x 41cm G.W.:17.5kgs N.W.:16.5kgs Delivery Detail: 15days Specifications 1.bluetooth Speaker 2.Standard power: 1W*2CH 3.input voltage: DC 5V 4.support TF,build-in microphone,bluetooth V4.0 bluetooth Speaker DescriptionMusic Anywhere Bluetooth portable stereo speakerWithout annoying wires, Music Anywhere provides high quality stereo music via Bluetooth technology for cellphone, MP3, MP4, Laptop and other music players.Held party outdoor with Music Anywhere Music Anywhere transfer high quality stereo music from any Bluetooth enabled music players, or MP3, Mp4 with cable connectivity. Party can be hold anywhere and anytime, music can be played up to 4 hours.Play music automatically after power onAfter power turned on, Music Anywhere w
Specifications 1.OEM&ODM are available 2.Compact and Portable 3.Made of Aluminium 4.CE,FCC,ROHS bluetooth speaker • This is an amazing little device that can turn almost any surface into a high fidelity speaker. Tables, chairs, windows and walls will all come alive with the 360°Vibration Speaker. This makes a great travel speaker as it fits easily into your suitcase, purse, coat pocket, you name it. It's a perfect replacement to your flat sounding computer speakers. Works great in a dorm room because it doesn't take much space, but the sound is great. What a great unique gift it is! Features: 1.Portable,Wireless .2.Experience 360°sound with just one portable speaker.3.Ideal for iPhones, iPads, cell phones, computers, notebooks, netbooks and other audio 4.players with standard 3.5mm audio jacks.5.Built-in rechargeable lithium battery charges via included USB cable. Charges and plays at the same time.6.TransFlash Slot (Micro SD card is not included).
Brand Name: LP-TECH Model Number: LP-ES-E821 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,Bluetooth Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) USB flash drive: yes Warranty: one year Support: phone/USB/ipad/bluetooth/iphone/ Packaging & Delivery Packaging Detail: standard packing, or pack as your requests. Delivery Detail: 2-3days Specifications Mini bluetooth speaker 1, Portable rechargeable speaker 2,Mini portable speaker for laptop 3,For PC,MP3,Iphone,ipad Specification: SpecificationsProduct namePerfect Mini wireless bluetooth speakerItem no.ES-E821Bluetooth SpecificationV3.0Hands-free functionYesDistortion≤0.5%RF Range10MFrequency Response20HZ-20K HZLoudspeaker Output4Ω3WWorking voltage/current3.3~4.5VCharging voltage/currentDC 5VSignal-To-Noise85±2dBBattery Capacity550mACharging Time2hPlayback Time3~4HMaterialMetal + ABSColorOptionalWeight345gProduct dimension60*58mmPackag
Brand Name: JOYHONG /OEM /ODM Model Number: JSB02T Type: Active Use: Home Theatre,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Mini Place of Origin: Guangdong China (Mainland) original:: China features: perfect sound Material:: Stainless steel + ABS Iphone/Ipod Special Feature:: Portable,Mini oem: yes odm: yes logo: your logo keywords: Bluetooth Speaker Packaging & Delivery Packaging Detail: box package,carton packing, Delivery Detail: within 10-15 days based on quantity Specifications Portable Mini Bluetooth Speaker with MP3, Support TF card 1.Excellent sound 2.Fashionable look 3.Bluetooth handsfree functio Mini Bluetooth Speakers manufacture factory Thus the best possible price advantage to provide consumers with the best quality. New Mini Bluetooth Speakers with Hands Free Function ----------Features----------------------------------------------------------1. High Glossy Surface 2. Easy access volume control3. Excellent Sound Performance4. P
Specifications 1. Portable MINI Speaker 2. Bluetooth/USB/TF/FM Speaker 3. Rechargeable lithium battery 4. Can be re-chargeable for iPod Bluetooth Mini Speaker Product Model: the sound of love A102CProduct parameters:Product size: Dia.60x50mmRated Power: 5WImpedance: 2.6ΩFrequency response: 80HZ-15KHZDistortion: THD <1%Signal-to-noise ratio: S / N ≥ 85DBSeparation: ≥ 50dBLithium Specifications: 3.7V/500MAHMain features: Bluetooth to answer the phone speakers, built-in 500mah lithium battery, matching the phone as well as tablet PCs Features:1, matching tablet PCs, smart phones, and a variety of carry-Bluetooth-enabled smart terminal equipment.2, easy to operate, simple buttons.3, a variety of brilliant colors to choose from.Development Background: Mini portable audio popular Applicable to the crowd: smart phones, tablet PCs have a crowd, young and trendy crowd
Specifications bluetooth speaker 1.Only the size of an egg 2.Good quality of sound 3.Can use at any time charging 4.Light and clever bluetooth speaker Features: 1.Support for hands-free calls,built-in micphone and can adjust the volume by the product. 2.CSR3.0 Bluetooth technology,is suitable for Iphone, ipad and all product with bluetooth device. 3.Playing time can be up to 3to 7 hours. 4. The material: silicone. 5.Surface treatment: hot oil, greatly increases the feel of the product and the wear resistance and waterproof performance.6.Output:RMS DC4.2V 2W THD+N=1%.7.input sensitivity:92DB 8.Frequency:20HZ-18KHZ9.power supply:USB 5V10.Under the silicone sucker, facilitate the adsorption cell phone, computer, Windows and table, etc
Specifications mini bluetooth speaker T-Flash card reader function Bluetooth communication rang: 50M 420mAH Lithium Battery Wireless mini bluetooth speaker with good tone quality &nbs
Specifications Handsfree call Special voice prompt Dual lithium battery Big sound & compact Dock charger supply power for mobile device Portable mini fashion big sound wireless bluetooth speaker Avant is a micro-bluetooth speaker,built-in microphone,with compact size and good sound quality,built-in high-capacity lithium battery,long battery life of 15-20 hours,especially for home,office and travel use. Special function Can pick up phone calls and The Charger can have fuction of Mobile PowerBluetooth and SpeakerphonePlay and control music wirelessly from iPad, iPhone, iPod touch, MacBook or many others viabluetooth. Use the slider button to pick up phone calls and pair with devices.USB Power and Stereo InputIntegrated USB power port works with standard USB power supplies and a 3.5mm aux inputallows connecting to thousands of devices.Perfect SoundClear, crisp sound. One full-range driver and one passive radiator for bass reinforcementRechargeabl
Specifications mini digital bluetooth speaker 1.portable bluetooth speaker 2.support Hands-free Bluetooth phone 3.wireless mini speaker 2013 new product hot! white digital bluetooth speaker, portable wireless bluetooth speaker Features:1.Support Hands-free Bluetooth phone2. Bluetooth music player3. 3.5mm audio input 4.support car perfume 5.OEM logo acceptable The operation and function description:1. Press the pause playback, press two to call again2.Equipped with 50 ml of perfume, can add to here3.3.5mm audio input, can be easily connected to PC, MP3, MP4, mobile phone and other sources4.Mini USB for charging5.Voice, the touch of a button Product parameter:1.Speaker: 40*3W2.Built-i
Specifications Bluetooth speaker Easy pairing Wireless Stero Rechargeable WIRELESS STEREO BLUETOOTH SPEAKER(call functions) Model:FH-03 Packing details: Giftbox size18*16*12cmCarton size37*25*17cmQTY4pc/ctnG.W2.5KG1*20ft containr7200pcs Why Choose Qishenglong Industrialist Co.,LTD Qishenglong Industrialist Co., LTD established in 1996, during the pass 17 years, we had successfully became a professional manufactory in Retro games, TV game, Interactive sport game, Handheld pocket game, Bluetooth product, Mouse ,Keyboard and other consumer electronics products. R&D department-from idea to product: QISHENGLONG has R&D department with Industry Design team, construction engineer team, and electronic engineer team, we are ab
Specifications blue tooth speaker 1.With Microphone & LED light 2.Support NFC 3.Pure sound 4.Certificate:BQB, CE, Rohs,FCC 2013 New desigh high quality hotselling bluetooth speaker/speakerphone NFC blue tooth speaker-Qubic Specification: Type:Bluetooth V3.0, class IICertificate:BQB, CE, Rohs,FCCBluetooth profiles:A2DP/HFP/HSP/AVRCPFeature:1. Support 3.5mm line-in 2. With Microphone & LED light 3. With On/Off switch/Volume buttom4. with in built NFC for fast and simple connection.Operation Range:Up to 10 meters in working distance (open space)Talk Time:up to 12 hoursMusic Playback Time:up to 6 hours (varies by volume level and audio content) Standby time:up to 200 hoursCharge time: Around 3 hours Color:Black; Orange; Green; Silver VOIPSupport Included Accessories:1 x 3.5mm audio cable. 1 x AC Charger 1 x USB Cable1 x User manual Warranty: 12 monthsProduct dimension100.05X83.22X82.31mm WeightAbout 280g NFC
Specifications 1)CE/ROHS 2)2.1 Bluetooth Speaker with FM USB TF card 3)LINE connection 4)Support TF card 5)Phone hands free Hot sale Fashion cute sucker cupule Bluetooth Speaker,mini speaker Output 3.7V Loud speaker 3W; 4Ω Signal and noise ratio ≥80dBAccessories USB Cable, Audio Cable Power supply USB/DC 5V Frequency Response 50Hz-18KHz FM radio availableBattery capacity 900mAh Supply voltage 5V Use Portable Audio Player,Mobile Phone remote control supportmetarialmetal Specification
Brand Name: CQ Model Number: CQ-JB9R Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Bluetooh ver.: 2.0 Product size:: 28.1*9.7*9.7cm Output:: RMS 15*2 THD=10% Frequency response:: 200-18khs Power input:: 15V connector Range:: 10~20m effective range N.W.:: 985g Package:: 32.5*12.5*13cm Packaging & Delivery Packaging Detail: white box size:325*125*130mm Delivery Detail: 25-30 WORKING DAYS Specifications Good design wooden High-end bluetooth speaker with good sound, facotry price.Look simple&nice,good taste,CE RoHS Good design wooden High-end bluetooth speaker with good sound, facotry price.Look simple&nice,good taste,CE RoHS Specifications:1. steam music via bluetooh technology2. bluetooh ver.2.03. Aux in for easy connection to almost any electronic device.4. product size:28.1*9.7*9.7cm5. output:RMS 30W THD=10%6. frequenc
Brand Name: blue tiger Model Number: SK-S10 Type: Passive Use: Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless Place of Origin: Guangdong China (Mainland) color: red,blue, black item number: SK0S10 Name: Wireless Bluetooth Speaker Packaging & Delivery Packaging Detail: standard packing Delivery Detail: 3 days Specifications 1. Bluetooth synchronous broadcasting function 2. Compatiable with bluetooth phones, MP3/MP4/CD/PC/MAC/PSP,etc. 3. TF/Micro sd Mini Speaker Portable Bluetooth Wireless Speaker Black Sound Box Music Player Bluetooth protocol: version 2.1+EDR Free Shipping 1. Bluetooth synchronous broadcasting function2. Compatiable with bluetooth phones, MP3/MP4/CD/PC/MAC/PSP,etc.3. TF/Micro sd card support5. Support A2DP,AVRCP,handfree profile6. Bluetooth protocol: version 2.1+EDR7. Bluetooth range: 10meters.8. Talking time:up to 5 hours9. Rated power:3w
Specifications 1,Best ODM/OEM services over 12 years 2,Competitive price and strict quality control 3,Best pre-sales/after-sales service Bluetooth Speakers Specifications:Nominal Voltage: 5(V)Rated Power: 3(W)Rated Frequency: 100-18K(HZ)Impedance: 4(Ω)SNR: 85(db)Distortion Rate: 1(%)Box Material: PlasticStructure: SealedConnector: 3.5MMSize: 59.5*58.5mm Bluetooth V3.0. Compatible with any bluetooth enabled device!iPhone 4/4s/5, iPads, iPods, Android, Galaxy, Laptops, HTC phones, and anything else that is bluetooth enabled! 1. Delicate, fashionable and portable.2. No need to connect additional power. Very convenient that USB is Plug and Play.3. Clear, natural and loud sound quality.4.Small volume with large power, environmental protection and energy saving and with high safety.5.Dustproof, shockproof, anti-magnetic and with high reliability.6.With novel style, diverse and flexible.7.360 ° surround sound effect allows you to e
Brand Name: ump Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: original gift box Delivery Detail: in three days after payment Specifications Portable mini bluetooth speaker 1.Speaker for MP3/MP4 Player 2.Speaker for Phones 3.Speaker for Laptop 4.Good quality Description:Portablet mini bluetooth speaker 1.Speaker for MP3/MP4 Player 2.Speaker for Phones 3.Speaker for Laptop 4.Good quality Features:1. High Glossy Surface 2. Easy access volume control3. Excellent Sound Performance4. Plug and Play / No Driver Installation Required5. Magnetically Shielded to prevent distortion from screens6. Compatible with all Brand Name and Model PCs and Laptops
Specifications mini bluetooth speaker 1.ABS+ Aluminum 2.fast delivery 3.one year warranty 4.CE,FCC,ROHS certification Newest Mini Bluetooth Wireless Speaker, Rechargeable and Portable 2012 new mini wirelessBluetoothspeaker with hands free for mobile phone(music angel bluetooth speaker) Product Description It is an ultra-compact portable Bluetooth stereo speaker w.Compatible with all Bluetooth-enabled mobile phones, Tablets PC/or any device with an AUX-In 3.5 mm interface. Includes an built-in omni-directional microphone perfect for conference calls or answering calls hands free. Technical Parameters:Rated Impedance:4ohmRated Power:3wR
Specifications V2.1 Bluetooth Speaker. Colors Black.Silver.Blue.Pink Specification Operation range: Up to 10 metersBluetooth version: V2.1+EDR3W loud speakerBulti microphone to make a callMulti point,support to connect 2 cell phone at same timePower on/off switchSolution: CSR BC5Talk time: Up to 5 hoursMusic play time: Up to 5hoursStandby time: Up to 800 hoursWeight: about 73 gramsDimensions:Φ50*65mm(max)Battery type: Rechargeable Poly -Li batterySupported profile: Headset, Hands-freeSupports Bluetooth Advanced Audio Distribution Profile (A2DP), AVRCPTransfer a call between the mobile phone and the headset Multifunction: make a call, end a call, and reject a call, call redial,Music operation: Play, PauseUniversal Mini USB charge port
Specifications New design portable Speaker Bluetooth Speaker with Charge Dock, Built in 1000mAh Lithium Battery for iPhone 5 New design portable Speaker Bluetooth Speaker with Charge Dock, Built in 1000mAh Lithium Battery for iPhone 5 Feathers: 1) Smart Li-ion polymer battery 2) Ultra slim, comfortable grip 3) High capacity external battery-doubles standby time of Phone 4) Vacancies reserved for all physical buttons and functions Specifications: 1) Output / Input Voltage: 5V 2) Capacity: 1000mAh 3) Output current: 1A 4) Input current: 0.5A 5) Cell type: Li-polymer battery 6) Super channel conversion: bluetooth connection 7) With volume control 8) Double power supply mode:external power + 5V DV and built-in 3.7v DC 1A lithium ion All the products have high quality and Wholesale price and customize every style as your demands. OEM are Welcome! we can print customer's artwork and logo. Welcome to contact with us for more information
Specifications Mini Bluetooth Speaker Support TF MP3 Player With Mic Answer The Call For Phone With Retail MST Beatbox support phone/Laptop/Tablet PC/ TF card(mini micro card)Modular 'Buddy-Jack' design : connect a row of mini speakers to get jaw-dropping audio performance Expanded Bxs (Bass Xpansion system) drive a fuller, reacher, low- end reponselarger 45mm driver delivers precise highs for superb sound.Picture without logo, but products with LOGO !!!Shipping:We Ship to Worldwide, except APO/FPO.if you are from Brazil,you must provide your CPF or CNPJ Number (TAX NUMBER) to us.Items are shipped from China using Airmail, reach most of the countries within 10 to 20 business days.Delivery time depends on destination and other factors, it may takes up to 20 business days. Country
Specifications Bluetooth speaker microphone *Call ID and time show *Reject Answer & Hang Up Calls *Mobile anti-lost *Player music Bluetooth speaker microphone Fashion Watch, Innovation Design- Material: OLED + PC + Silicone- Size: Male size & Female Size Distribute Bracelet - Color: red, white, black Key Features- Fashionable Watch, time display- Can connect with any Bluetooth Cell Phone- Vibrate when calls coming in, won’t miss any call- Easy to reject, answer and hang up phone calls- Play music from your cellphone, can adjust volume- Mobile phone anti-lost function Technology Spec.:Bluetooth Version: V2.1Working frequency: 2.4GHzWorking voltage: 3.6V-4.2VWorking current: 45mADuration of Charging: 2-3 hoursStandby time: 72 hoursBattery category: Li-battery External charger spec.:Input Voltage: 110-240VFrequency: 50HzInput current: 0.15AOutput voltage: 5.7VOutput current: 600mA Bluetooth Bracelet With Microphone and SpeakerSili
Specifications 1. Wireless bluetooth speaker 2. Clear sound quality 3. Call hands free High Quality Bluetooth Speaker for Smart Phone/PC Description Bluetooth versionV2.1/3.0+EDRFrequency2.4GHzRated power3WCharging voltageDC 5VWorking voltageDC 3.7VBattery capacity400mAMaterialMetalDimension60*50mm (D*H)Accessory5P data cable / Audio jack cable / application manual
Special Feature: Mini Packaging & Delivery Packaging Detail: normal package Delivery Detail: 1-3days after get payment Specifications Bluetooth Speaker Stereo Soundbox Amplifier 1. Frequency response:100Hz~20KHz 2. Special Feature:Wireless,Portable,Mini Portable Wireless Speaker Bluetooth Speaker Stereo Soundbox Amplifier Music Player Features:Amazing acoustic quality, large stereo music sound.Comply with Bluetooth 2.0 + A2DP standard, it can be connected to your cellphone or other Bluetooth device via wireless Bluetooth.Support LINE IN function: easily receiving the audio source from your cellphone, MP3, MP4, computer, etc through the 3.5mm audio cable.Built-in rechargeable Lithium-ion battery, long time music playing.Portable size with light weight, perfect for both home using and traveling using. Specifications:Color: WhiteTransfer distance: <10mFrequency response: 100Hz~20KHzSignal to noise ratio: >70DBSpeaker
Specifications 1.Vibration Bluetooth Speaker 2.Hands-free With mobile phone. 3.Latest fashion design LF-Cup power bank bluetooth speaker with TF slot u FEATURES ² Cup style speaker,Use cup as a cavity,Standard Cup International Calibre consistent,Characteristics of DIY² Support Bluetooth stereo sound,perfect sound quality ² Support iPhone,iPad and all telephones which have Blutooth function² Support TF card² Suitable for MP3/MP4 player, computer, laptop² Power: built in Li-battery ,with micro USB interface² Mobile power supply,can be used as a temporary emergency chager,suitable for Iphone,Ipad and intelligent&
Brand Name: tetc Model Number: BSGP013 Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,Outdoor Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Color:: as picture shown Design:: wireless Service:: OEM/ODM Advantage:: Factory price with high quality Packaging & Delivery Packaging Detail: 1.Polybag, Blister Package, Crystal Box Package, Gift Box Package 2.as client's requirement Delivery Detail: 3-5 workdays depend on your quantity Specifications Bluetooth Speaker with cellphone handfree function and Support TF card 1.Hot sale Item 2.High quality 3.Fast delivery Bluetooth Speaker with cellphone handfree function and Support TF card Product Description: Features: 1,aluminum alloy case, simple, durable, easy to use 2,Blue 2.1 + EDR standard, 3, up to 6 hours of music playback time, support for Bluetooth stereo, support TF card play function 4, excellentsound quality, bass shoc
Brand Name: courage Model Number: CP-09 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) color: black, white Packaging & Delivery Packaging Detail: gift box Delivery Detail: within 7 working days Specifications UFO mini bluetooth speaker 1. USB power supply cable 2. With LED light 3. Bulit-in Li-ion battery 4. 3.5mm audio tie-in Model No.: CP-09UFO mini bluetooth speaker Feature: 1. The simulation UFO modelling,portable speaker with exquisite deisgn ;2. USB 5PIN charging interface;3. AUX Stereo audio output device use to listen to music, acoustics clear analyse;4. LED: LED lights flickering with music rhythm, and charging and bluetooth connection indicator;5. The built-in lithium battery;6. Stereo bluetooth audio transmission: music playback phone h-f and mutual conversion in driving or need, convenient operation under the environment;7. Can be f
Specifications 1.Noble-like qualities 2.CSR BC5 Bluetooth 3.2013 Sinoband Hot sale best bluetooth speaker for iphone 5 2013 Sinoband Hot sale best bluetooth speaker for iphone 5 Production Description Noble-like qualities CSR BC5 Bluetooth,bluetooth® V2.1 BC5145 High-strength alloy shell with brush effect Despite small sizes, it has excellent sound effect and power! You may not believe such a small product adopts a series of advanced technologies, such as high power, mega bass & passive bass sounding object unless you use it personally! CSR BC5 Bluetooth module features stable performance and ensures high acoustic fidelity. The intelligent operating system enables you to select music and answer the call hands free. The small sizes and exquisite design well explain the beauty of minimalism. We add a sling to SX05 so that you are able to carry it with ease. The whole shell is flawless in appearance and accurately reproduces the sound to a high deg
Brand Name: OEM Model Number: KT-BS007 Type: Active Use: Portable Audio Player,Mobile Phone,Computer,Outdoor Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: China (Mainland) Material: ABS +Aluminium Speaker: 3W/4Ω , 40mm dia Logo: Custom Logo Service Packaging & Delivery Packaging Detail: color box Delivery Detail: 10 days Specifications 1.Support PC/Phone/mp3/mp4 2.Support time display, earphone jack 3.CPU: AU6860F + FM:KT0830 + power amplifier NS4158 Features:1.Material: ABS +Aluminium2.Speaker:3W/2.6Ω ,45mm Dia 3.S / N :≥95db ±2db 4.Output:4.2V &
Brand Name: MINDSONIC Model Number: BTS288 Type: Passive Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Zhejiang China (Mainland) color: different for choice Packaging & Delivery Packaging Detail: blister Delivery Detail: 30 days Specifications mini bluetooth speaker 1.this item includes 2 pieces, one host, one auxiliary 2.support Bluetooth, Answer phone call handfree mini bluetooth speaker Functions:1.Wireless Stereo Bluetooth Speaker2.Answer phone call handfree, support redial3.Support TF card4.With 3.5mm jack, can connect with outer audio source5.LED light bluetooth speaker- specification &nbs