Brand Name: ihold or OEM Model Number: SPBT032 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Product: Mobile bluetooth speaker Size: 57*59.5*59.5mm Features: Bluetooth Logo: Custom Logo Service Design: Mini Speaker with USB Input Sould Effect: Excellent Quality Color: White, Black, Red and Blue Material: Metal+ ABS Warranty: 1 year Item Name: waterproof bluetooth speaker Packaging & Delivery Packaging Detail: Based on your order quantity.10 days base on 1000pcs. Delivery Detail: Gift Box 110*96*63 mm Specifications bluetooth speaker 1.waterproof and shockproof 2.falling preventing functions 3.preventing impose a fine when drive 2013 silicon mushroom innovation speaker bluetooth bluetooth speaker Solid Mini Speaker with USB Input ----------Features------------------------------------------------
Brand Name: OEM Model Number: yfy-205 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Mini Place of Origin: Fujian China (Mainland) Packaging & Delivery Packaging Detail: Gift Box 110*96*63 mm Delivery Detail: 15-30days Specifications New Mini Bluetooth Speakers with Hands Free Function 1. Speaker for MP3/MP4 Player 2. Speaker for Phones 3. Speaker for La Quick Details Brand Name:OEMModel Number:YFYType:ActiveUse:Portable Audio Player,Mobile Phone,Computer,OutdoorChannels:2 (2.0)Special Feature:Portable,MiniPlace of Origin:Fujian China (Mainland)Material:MetalOutput power:THD: ≤ 0.1% (3.7V/1KHz/1.8W)Output:3.7VFrequency Response:160Hz-20KHzS/N Ratio:more than 90dbLoud Speaker:3W; 4ΩInput:5.0VPower supply:USB Power/Lithium batteryColor:Black/siliver/rose red/sky blue/gold yellowPackaging & Delivery Packaging Detail:Gift Box 110*96*63 mmDelivery Detail:Based on your order quantitySpecificati
Specifications 1.Mini bluetooth speaker with mic 2.Support to headset ,handfree 3.Support micro SD card Feather: 1.Mini bluetooth speaker with mic2.Support to headset ,handfree3.Support micro SD card 4.Can stick on all of the surface :table, glass,door,notebook ,computer case....5.When stick on the mobile back ,can be act as stand6. You can enjoy the music when sporting ,travelling,showering 7.Can answer the phone call Specification:1.Bluetooth Version: V3.02.Frequency:2.40-2.48 GHz3.Transmission distance: 18M4.Output power: 3W5.Power: USB/DC 5V
Specifications Bluetooth speaker support TF card smart phone tablet pc wireless speaker newest design factory offer Bluetooth speaker support TF card smart phone tablet pc wireless speaker newest design factory offer Support mobile phone calls and redial function Portable speakers,double audio frequency decoding Low frequency enhancement system,perfect sound performance Built-in rechargeable lithium battery,music accompanied all day time Bluetooth wireless speaker,unlimited music fun
Brand Name: OEM/ODM/BENTON Model Number: BT-ST02 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Channels: 2 (2.0) Special Feature: Portable,Mini Place of Origin: Guangdong China (Mainland) Screen: Without screen Support: Micro SD card FM Function: Optional Music format: MP3,WMA etc warranty: 12 months Line-in function: Yes Battery: Built-in Lithium battery Audio output: 3.5mm Color: black,gold,red,pink,silver Accessory: Gift box, audio line, usb cable,user manual Packaging & Delivery Packaging Detail: 60pcs/CTN weight:20kg packing size:.52x28x46cm Delivery Detail: 3-7 days after recieving buyer's payment Specifications wireless mini bluetooth speaker 1.Without screen 2.Support MicroSD card 3.music format:MP3,WMA 4 Built-in Lithium battery 2013 hotest sell wireless mini bluetooth speaker of high quality Detailed description 2.0 hi-fi wireless Bluetooth. Can receive voice frequency in 10M and rever
Brand Name: DOSS Model Number: DS-1116 Type: Active Use: Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Bluetooth: bluetooth v2.1+edr A2DP Handsfree Frequency: 150Hz~20KHz Battery: built in 500mah Interface: TF MiniUSB 3.5mm jack Size: 78mm diameter x 68mm H Material: Silicone rubber Dustproof steel screen Packaging & Delivery Packaging Detail: Original Package Delivery Detail: Within 24 hours after payment confirmed Specifications Doss ds-1116 Bluetooth Speaker 1.Bluetooth V2.1+EDR A2DP 2.speaker: 2 inch 3w 3.battery: built in 500mAh Doss DS-1116 Hurricane Wireless Bluetooth speaker For smart tablet pc mini Bluetooth speaker Doss ds-1116 Bluetooth Speaker1.Bluetooth V2.1+EDR A2DP2.speaker: 2 inch 3w3.battery: built in 500mah Specfication model : Hurricane DS-1116 update version size : 78mm diameter x H 68mm Bluetooth ve
Specifications Bluetooth speaker 1. 100% test by QC 2. Competitive factory price 3. Best sale service 4. Fast delivery. E301 Bluetooth Speaker For Iphone Power Bank Bluetooth TF Card More Color Free Shipping 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 DESCRIPTION YOU ARE DEALING WITH THE TOP MOBILE PHONE SPARE PARTS SUPPLIER IN CHINA!! Our advantages:1.three years Golden supplier in China.Our customer spread all over the world.High quality and best reputation in this industry. 2.Wide range of products,Any thing you need we can provide for you whatever we got or find for you.Help you to save your money and time. 3.Professional IC team to control the pa
Specifications standard accessories 1. Main unit 2. 2 in 1 cable( USB + Line in ) 3. User Manual BF-N22 Mini Bluetooth Speaker Technical Specifications 1. Work voltage: 3.3V~4.5 V 2. Work current: <30mA (Bluetooth module) 3. Transmit power: Class2 less than 4dbm, low radiation. 4. Spread spectrum: Frequency Hopping Spread Spectrum 5. Bluetooth protocol support: A2DP V1.2, AVRCP V1.4 profiles 6. Frequency range: 2.402-2 .480GHz (2.4GHz ISM Segment) 7. The receiver sensitivity: <-82dBm, BER <0.1% 8. Frequency range of the speaker: From 200 Hz to 20 kHz 9. Signal-to-noise ratio: ≥85dB 10. Speaker configuration: . 1.5 “ high-density dual-frequency magnetic horns and 1*2.5W power 11. Battery: build-in 500MA lithium-ion battery 12. Play time: ~4.5hours after full charged 13. Charging voltage: DC5V 14. Full charging time: ~3hour 15. Dimension: 80mm(W)* 50mm(D) * 50mm(D) &nb
Specifications XBT patented driver 10W, Hi-Fi level Internal microphone Bluetooth 3.0, stereo 8~20 hrs runtime , real portable XWAVE Bluetooth Speaker Echo 10/Echo 6 Hi-Fi Portable Bluetooth Speaker Official Website:WWW.XWAVE-WHITEHOTT.COM.TW Design in Taiwan Specifications : - Output: 10 Watt (5W*2) for Echo 10 ; 6 Watt(3W*2) for Echo 6 - Size: 175*92*35 mm without strap and carabiner - Weight: 240g without strap and carabiner - Frequency Response: 60Hz-20KHz - Distortion Rate: Max 1% with USB power, Max 5% with battery power. - Bluetooth: 3.0 A2DP + EDR (Stereo version), + AVRCP(remote control) - Battery: 1700mAh for Echo 10 (8~15Hrs) ; 1100mAh for Echo 6 (5~10Hrs) - Accessory: * Usermanual * Strap and Carabiner * USB power cable * 3.5mm AUX cable * Wall plug for Echo 10 only * Color available: Red, Blue, Violet (color available for bot
Brand Name: JM Model Number: JMb01 Type: Active Use: Portable Audio Player,Mobile Phone,Karaoke Player Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) white: red black Specifications this products have bluetooth function ,TF card ,FM radio,hands free phone and so on function UFO shape Bluetooth speaker operation specifications This machine is a type of small and exquisite in appearance and brilliantly design , it is small multi-media Bluetooth speaker that convenient to carry, it is fit for home furnishing and outdoor travel, office's place and so on. Easy to enjoy the music anytime and anywhere,, it is for your computer and numerical code music player, mobile phone and so on audio-visual products provide super perfect sound quality Function characteristic:power switch: NO/OFF button, TO "NO" is open, TO "OFF" is close, when no insert the TF c
Specifications 1.Bluetooth wireless technology. 2.Support phone call. 3.D-level digital Amplifier chip,Ultra low power. Item: Mini Bluetooth Speaker with handsfree car kit function Model nmber: Q1 Features :
Specifications /Bluetooth Speakers with Built-in 2.1-channel System RMS power: 12WPower output: P.M.P.O 550WInput impedance: 10K OhmsInput port: stereo 3.5mm line inControl: volumeSpeaker unit:Woofer: 3-inch 6ΩSatellite: 2-inch, 4ΩS/N ratio: ≥70dBPower supply: 220V AC/50Hz
Brand Name: HR Model Number: BS-02 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Stage Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Name: portable speaker, bluetooth speaker, vibration speaker Bluetooth Version: 3.0 Frequency: 2.402-2.480GHz Max power output: 4W MIC sensitivity: -32db Receiving sensitivity: Better than -82dBm Battery Capcity: 600MAH Colour: Black, siliver, rose red, sky blue Product size: 7.4*5.9cm MOQ: 100pcs Packaging & Delivery Packaging Detail: 1pcs/Box or as per customers' requirements Delivery Detail: 5-20days Specifications portable speaker, bluetooth speaker, vibration speaker 1.Bluetooth Version: 3.0 2.Metal sense design 3.Hands-free call portable speaker, bluetooth speaker, vibration speaker: With the continuous development and expansion of the digital portable audio market, the pursuit of the avant-garde, high-end consumers of stylish digital audio demand is grow
Specifications Bluetooth Speakers With Hands Free Function For Beat Support TF card Music play:5hrs talking:12hrs standby:400hrs Bluetooth Speakers With Hands Free Function For Beat Feature1) Bluetooth laptop speaker2) Can be connected to iphone, ipad, MP3/MP4 player, mobilephone, computer, etc3) Powered by USB cable or built-in lithium battery ( about 5hrs play time)4) Hi-fi sound output, good performance in bass sound system5) The data transmission can reach 2.1Mbps6) Bluetooth signal transmission distance: within 10m7) Color available: Cola Red, Space Silver, Pearl Black, Old Copper, Metal White8) Support TF card. Specification Bluetooth Specififcation1. Version: Blurtooth 2.1+DER2. Frequency Range: 2.4-2.48GHz3. Communication Distance: Within 10m4. Communication Protocol: HS/HF, A2DP, AVRCP, OPP Audio1. Speaker Size: Dia 40mm2. Rated Power: 3W3. Frequency Response: 100Hz-18KHz4. SNR: ≥95dB5. Distortion: THD ≤ 5% Battery1. Capacity: 450mA2. Inpu
Specifications Mini portable Bluetooth Speaker, New Bluetooth 3.0, Many different color, Good sound quality, Fast delivery time. 2013 New Bluetooth V3.0 Mini portable good sound quality Bluetooth speaker with suction cup 1.Bluetooth speaker with adsorption chassis. 2.Bluetooth Version: CSRV4.0 compatible with V2.0,V2.1 and V1.1 standards3.Bluetooth Audio Play5.With Mic can Answer the coming phone 6.Working distance: 10meters7.With lithium battery in. 8.Any color of t
Specifications 1.high quality competitive price 2.voice big enough good stereophonic 3.operate easily 4.original chip 5.bluetooth speaker china made desktop gadgets hot sale small can mini bluetooth speaker supplier for promotional yiwu novelty gift xiamen factory Key Specifications/Special Features:Functions:Can play music by link to mobile phone, MP3/MP4 players, PC, iPod and other audio devices, if your devices have 3.5mm socketSuitable for promotions, gifts and store for sellingPocket size to carry anywheresupport micro sd card &usb flash drivewith a good FM radioPower source:DC 5V adapterUSB 5V cable (connect with) from computerSpecifications:Power supplier: DC 5VOutput power: 5W (1kHz, THD 10%)Frequency: 200Hz to 20kHzSignal and noise ratio: ≥65dBImpedance: 4ΩOutput: 3.7 to 4.2V, +0.05VIn
Brand Name: TONIKA Model Number: TA-296 Type: Passive Use: Mobile Phone,Computer,tablet pc Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: China (Mainland) color: black and siliver Packaging & Delivery Packaging Detail: export standard packing Delivery Detail: 7-10 days Specifications waterproof bluetooth speaker Hand free function. cystal-clear sound. With emergency torch waterproof bluetooth speaker with emergency torch Function:With bluetooth speaker,AUX IN and emergency torch. With hand free function. Bluetooth version:3.0 Bluetooth c
Brand Name: ZTH Model Number: ZTH-0428 Type: Passive Use: Portable Audio Player,Mobile Phone Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) color: red,blue etc style: bluetooth speaker size: mini 1.: portable speaker 2.: audio speaker 3.: bluetooth mini speaker 4.: wireless speaker Packaging & Delivery Packaging Detail: Carton box Delivery Detail: 5-7 days after the payment Specifications audio Speakers for MP3 1.FM radio,TF card,TV Speaker 2.Can play the usb music directly 3.LED Screen can show time Portable Mini Bluetooth Speaker New Mini Bluetooth Speaker New Mini Multi-function bluetooth speaker Sell Points: * Support: TF card,FM Radio, * LED Screen can show time, * Play music from USB/Micro SD card/MP3/phones/laptop directly * Can control LED light mini speaker Specifications: *
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 1.Output 3W 2.THD less than10% 3.Bluetooth 2.1 4.Valid distance 5-15 meters 5.2 inches speaker Manufacturer KB-788S Bluetooth handsfree function Portable mini Bluetooth speaker for mobile phone bluetooth device 1.Output 3W2.THD less than10%3.Bluetooth 2.14.Valid distance 5-15 meters5.2 inches speaker ModelKB-788SOutput:effective value 3W*1THD (total harmonic distortion)≤10%Input:Mini USB 5V/Li Battery capacity(400mah/3.7V)Speaker:2 inches*1; 4ΩFrequency Response:20Hz~20KHzBattery capacity:Rated 400mah/3.7V rechargeableValid distance:5~15 metersBluetooth :BT 2.1-BuildwinAccessory1)Charger cable* 12)Audio cable* 13)manual* 1Product size:60*55.6mm(Dia.×H)Package size:9*9*7.6cmCarton size:48*47*18cmQuantity of each carton:50PCSNW/GW:0.34KG/0.35KG
Specifications stereo wireless bluetooth speaker with microphone -with microphone -clear sound -bluetooth speaker stereo wireless bluetooth speaker with microphone 1.Product Basic Info. Bluetooth Specification:V2.1+EDRSupportd ProfilesDSP, HSP, HFPOperation Range:10 metersTalking time10hrsPlaying time6 hrsCharging time3hrsStandby Time: 120 hrsBattery:1400 mAhWeight:190g Item Size:205x28x38 mm 2.Features. Features:Adopt noise reduction and echo cancellation technology for clear and crystal sound performanceBuild-in microphone for conference call .Portable and unique audio box for your table.Intergraded high-rate capability battery allows for hours of intense movie watching &game playing.Metal housing highlights hi-end quality. 3.Package Includes : 1 Charging USB Cable
Specifications bluetooth speakers 1.hamburger style 2.3.5mm aux-in jack 3.perfect sound give you comfortable life Nice/fashion bluetooth speakers for Bluetooth phones ( android phone ,iPod , iPad , iPhone, PC, laptop ) and all audio player . 1. bluetooth speakers pure and clear sound takes you into a perfect music world. 2. hamburger style and ABS plastic case 3.Switch on / off, Pairing Transfer stereo music from any A2DP source or other portable music players,volume adjustment 4.Built-in stereo Bluetooth transfer technology 5.Battery: 500mah li-ion battery 6.DC-5V: USB power supply 7. bluetooth speakers with CE, RoHS certificates. Quality is the enterprise lifeline. We have full function of QC department like IQC, Line-QC, OQC to inspect and monitor&n
Specifications 1. 2013 high-end wireless bluetooth speaker in cup shape 2. unique design like a coffee cup, best sound Sound Cup 2013 high-end wireless bluetooth speaker in cup shape Our private design and mold 2" speaker with two channels, stereo function is obvious. The Cup surface is high gloss, not painting, it will not easy to be scratched and will not lose color. Specifications: 1. output power: PO=3W2. speaker size: 2”3. battery voltage: 3.7V4. battery capacity: 900Mah5. Bluetooth protocol:ISSC 3.06. Signal&noise ratio:S/N≥75DB7. colour:white(option)8. Wireless Range:8-10m
Brand Name: OEM Model Number: A-5133 Type: Passive Use: Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Portable,Mini Place of Origin: China (Mainland) Amplifying sound: 13db CLOR: white&red&yellow&green&black SIZE: W55xH55xD55mm Packaging & Delivery Packaging Detail: BOX PACK Delivery Detail: WITHIN 2 DAYS Specifications bluetooth speaker for MP3 MP4 Player PC Table for iPhone Cellphone USB Music Player Free shipping For iPod iPhone PC Multi Color Mini Balloon Speaker Audio Dock Description: Funny ball audio dock is a ultra-portable, battery operated mini stereo system that plays music from your mobile phone, MP3, MP4, PC, IPod and other audio devices with 3.5mm audio plug. Compatible with: Mobile phone with 3.5mm audio plug. Iphone, Ipod, MP3, MP4, PC and so on. Parameter Output power(RMS):3W Built-in Rechargeable polymer battery lasts up to 6 hours
Specifications Bluetooth Speaker Premium quality, superb craft Factory price, no MOQ OEM, Dropship Lead rime: 1-5 days Hot Selling HD Stereo Mini NFC Bluetooth Speaker with Mic and TF Card Interface Product Description: Bluetooth Version: V 4.0Working range: Up to 10mMic and TF card interface;Loudspeaker output:5W;Frequency responce:280HZ-16KHZ;Signal-to-noise: over 0.5%;battery capacity:820mAh;Battery Chargint Voltage:5V+-0.5V;Battery charging time:5 hours;Rechargeable lithium ion battery provides 7 hours of continuous play;AC Power adapter with USB receptacle for charging;Built-in mic for hands free conferencing;Tap-to-pair NFC and apt-X technology for easy and instant Bluetooth audio. Package Content1 x Bluetooth speakerPacking Gift box retail package PaymentT/T, Western Union, Paypal, Credit Card, MoneyGram( For any qustions about the payment, pls contact with our sales staffs).Lead Time1-5 days after confirming your payment.Shipping Terms By E
Brand Name: OEM Model Number: SS-01 Type: Passive Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Color: Milky package Size: 150*132*130mm Weight: 380g Bluetooth: 3.0 Battery Capacity: 500mAh Weight with package: 520g Working time: 5H Material: ABS Frequency range: 80HZ-20KHZ Packaging & Delivery Packaging Detail: Each packed with color box,and 20 pieces in a carton. NW:10.4kg GW:11.4kg Delivery Detail: 2-5 days after payments received. Specifications 1. Multifunctional Mini Bluetooth Speaker For iPhone 2. Support TF card 3. Speaker+Bluetooth+Sleep light Multifunctional Mini Bluetooth Speaker For iPhone Product SpecificationsSpeaker output: 3 WSpeaker frequency: 80 - 200 KHzNoise: >85dBLED brightness:1200 mcdLed power is 0.72 WattsBattery : 3.7V/700mAh
Specifications Mini Bluetooth Speaker with MP3, Support TF card 1.Excellent sound 2.Fashionable look 3.Bluetooth handsfree funct New Product Portable Wireless Mini Bluetooth Speaker For Beat
Specifications Shenzhen 2.0 bluetooth speaker 1.high tone quality 2.support FM TF USB 3.new design 4.Payment: T/T Shenzhen 2.0 bluetooth speaker Product description:1.Model : SP-B4052.With portable and exquisite casing design3.Power Output: 2.0w 4.Qty: 50pieces/carton5.Meas.: 48*47*18cm6.G.W.:25KG Hello,our dear friends,Welcome to visit our website and products,we are professional gift products, promotion products , advertisment products from the year of 2003,we are from Shenzhen Suntop Enterprises Co., Ltd.we are ready to be at your service at any time when you need us, when it is convenient for you,we value every chance to cooperate with you,and it is our great honour to be your China manufacturer. If you need to know more about us and our products, please be free to contact us,it is me Mandy, my skype is suntopmandy, trade manager is cn220126133. Best RegardsYours Sincerely,Mandy
Brand Name: Highstar Model Number: HSD9015B Type: Active,led light Use: Home Theatre,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable Place of Origin: Guangdong China (Mainland) Unit size: 209*103mm color: black function: bluetooth speaker certificate: CE&ROHS Material: ABS speciality: sensor touch style: dimmer power supplier: adapter warranty: one year Packaging & Delivery Packaging Detail: gift box or white box Delivery Detail: 20-25days after your design and deposit are confirmed Specifications Bluetooth Speaker 1.LED light with sensor touch control 2.good sound quality 3.dimmer function for lamp 4. 2 w*2 speaker New Sensor Touch Dimmer Portable Bluetooth Speaker with LED Light Feature:1. White LED Lamp with Bluetooth Speaker 2. Max. Poer Output: 2W x 2 3. Frequency Range: 180-20KHz 4. Sensitivity: > 60 DB 5. Sesnor Touch to control LED lamp ON/OFF, and dimmer as well 6. Blue LED indicators 7. AC adapter (included) 8. 3.5mm Audio Jack cable(i
Brand Name: YUANYANG Model Number: AC-0708 Type: Active Use: Home Theatre,Mobile Phone,Stage,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable Place of Origin: Guangdong China (Mainland) speaker units: 10"*4bass+5"*4tweeter power: 150W referency response: 50Hz-18kHz SNR: 85dB impedance: 8ohm material: wooden feature: multifunctional certificate: CE Packaging & Delivery Packaging Detail: stand export carton Delivery Detail: 25-40days Specifications remote control pa sound systems bluetooth speaker 1.rated power:150W 2.material:wooden 3.dual 10" speaker 4.manufacturer remote control pa sound systems bluetooth speaker Specification: 1.Speaker Unit:10"*4bass+5"*4tweeter2.Rated Power:150W3.Frequency Response: 50Hz-18KHz4.Sensitivity: 90db±3db(1w/1m)5.Impedance: 4Ohms-8Ohms6.SNR:95dB7.Material:wooden Function: 1. Built-in USB and SD memory card function, Support MP3 music format2.