Brand Name: POLINATA/OEM Model Number: PP-3415 Type: Active Use: Home Theatre,Portable Audio Player,Karaoke Player,Stage Channels: 2 (2.0) Special Feature: Portable Place of Origin: Zhejiang China (Mainland) Magnet: 60 oz Voice Coil: 3"KSV RMS Power: 180W Function: BLUETOOTH, USB,SD,FM Material: Plastic Cabinet Packaging & Delivery Packaging Detail: 1PC/CARTON Delivery Detail: 30-45 DAYS AFTER ADVANCE PAYMENT Specifications MODEL:PP-3415 Modern design Function:USB/SD,LCD SCREEN,BLUETOOTH,EQ,FM,IPOD High Performance with competive price PP-3415 15"2 Way Speaker BoxSubwooferMagnet 60 ozVoice Coil
Specifications hamburger bluetooth mini speaker 1.Cute portable 2.stereo sound 3.fast shipping 4.OEM service Shenzhen hamburger bluetooth mini speakers Technology parameter: Frequency response200HZ-16KHZSensitivity S\N80db±2dbDistortion≤0.5%Speaker size40mmSpeaker impedance8 ohmBattery capacity550mAHInput L/R 320mVoutput power3wBluetooth2.4GHZCharge Voltage5V+0.5VCharge time2-3 hoursPlayback time4-6 hoursProduct dimensionΦ60mm*H49mm(closed)Net weight100gwarranty12 monthscertificateCE Rohs FCC Products Specification:1.Comply with bluetooth 2.1+EDR,2. support bluetooth play music, playback time is up to 8 hours3.Support A2DP and AVRCP profile4.RF range is up to 10M5.with interphone function6.the collapsible spirale diaphragm makes the bass stro
Specifications bluetooth speaker for iPhone, iPad and Bluetooth Device Ultra Simple Style Design Bluetooth version: 3.0+EDR OEM available bluetooth speakerfor iPhone, iPad and Bluetooth Device with Ultra Simple Style Design Features: 1. High quality wireless music playback 2. Latest Bluetooth V3.0 support 3. Battery level display in iPhone, iPad 4. HD voice support (Wide Band speech) 5. 5 hours music playback time 6. One multi-function button easy operation 7. Mini size with hand rope make it more portable Key SpecificationsBluetooth version: 3.0+EDRBluetooth profile: HFP 1.6 A2DP 1.2, AVRCP 1.4Frequency responses: 200Hz-20kHzLoudspeaker output: 3WSignal-to-noise: ≥80dBDistortion: ≤1.0%Charging time: 3 hoursPlayback time: 5 hoursLi-battery: 300mAhRF range: 10m
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
Brand Name: HongYu Model Number: HY- BT-118 Type: Active 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) Applicattion: For iphone/ipad/pc/smartphone/phone/MP3/MP4 Size: 100*1000*100mm Power: 4V 3W Sensitivity: 80DB+2DB Chip: V2.1 Working time: 4 hours Speaker diameter: 40mm Freqency time: 20HZ-20KHZ Battery: 600mAh Input model: Bluetooth,AUX IN 3.5, USB Packaging & Delivery Packaging Detail: 1.Standard package 2. According to the customer's demand Delivery Detail: Sample:1-3days; Order:25-30days Specifications bluetooth speaker 1.Delicate and moving sound quality 2.Function highly intergrated 3.Simple manipulate and easy to use Cute Bluetooth Speaker ---New designed products 1.AUX audio input 3.5mm audio input jack cambe easily connected to these audio source such as pc,iphone,MP3,MP4.phoneand so on2.Mini USB data t
Specifications Bluetooth speaker Fashion ball design changing led lights New mini Bluetooth speakerFashion ball designchanging led lights Mini portable Bluetooth speaker/led flash/ball shape Specification: &nb
Specifications woofer bluetooth speaker 201supply mini mpower supply for hyunCompatible with all wireless Bluetooth Speaker Product Description Amazing, small and lightweight but perfectly formed and an essential accessory for any owner of an iPhone,Phone or Bluetooth device or any iPod or MP3 player, this ultra-mini but powerful rechargeable wireless 360 speaker is perfect for listening to your favorite music when you're on your travels or out with friends and family.Simply connect the Veho 360 bluetooth to your bluetooth device or to any
Brand Name: OEM/ODM Model Number: YM-S10 Type: Passive Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Colour: red/green/white/blue/orange Packaging & Delivery Packaging Detail: the PVC + the gift box Delivery Detail: 5days Specifications portable wireless bluetooth speakers Factory Bluetooth mobile / Iphone speakers High Quality Lowest price CE,ROHS,FCC Super mini speaker features :1. Music player-allow you to enjoy music anytime,anywhere charm.2.This is a modern fashion, the appearance of a unique MINI digital audio.3.The new aluminum diaphragm micro-speaker, clear treble,bass,pure,unique design,the sound quality was even beeter4. New concept of integraed digital audio player, connect your mp3,mp4,CD,DVD,ipod,iphone,PSP,mobile phones,computers.5. Metal, circular design,button curved design,a variety of colors, highlights the modern style, make you own way.6.Li
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: Max-future Model Number: F-1130 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Material: ABS Rated Voltage: DC 5V Color: Rubber Part Customized Catogory: Bluetooth Speaker SNR: 75 dB Output Power: 3W Frequancy Response: 100 Hz to 10 KHz RF Range: 10 meters Playback time: 4 Hours Packing: 60 PCS/CTN/40*30.5*48.5 CM Packaging Gross Weight per Unit: 1.0 kg Package Size per Unit: 9X9X9 cm Package Type: gift box
Specifications Bluetooth speaker 1,Bluetooth V 2.0 2,Blue and white porcelain appearance. 3,Support headset, hands free and vehicle SOC Bluetooth speaker for cell phone &android phone Blue and White Porcelain Bluetooth Version: 2.0 + EDRFrequency Range: 2.4GHZ~2.480GHZRF Power: <3.5dBmWorking Distance : Up to 10 metersStandby time: 100 hours Battery Capacity600mAhBattery Voltage4.2VUSB input Voltage4.8V~5.5V USB input Current500mAhPlayback time6 hoursCharging time2.5 hours Bluetooth V 2.0 Blue and white porcelain appearance.Support three application modes--headset, hands free and vehicle mode.Us
Specifications 2.0 Bluetooth Speaker Bluetooth Hi-fi System Built-in Amplifier Super Bass and Power Saving FCC/CE/ROHS Fanntech Bluetooth Speaker - FT201 Wireless 2.0 Bluetooth Speaker with Woofer Radio Bluetooth Music Frequency TransmissionThis Bluetooth Speaker supports Bluetooth music frequency transmission and remote control. Features:Bluetooth Hi-fi and Super Bass SystemWireless music streaming loud volumeEngineered for exceptional clarity of soundPowerful built-in amplifier for a surprisingly loud volume without distortionCompatible with non-bluetooth devices connected through the line-in cable500 mAh high-capacity Lithium battery for up to 6 hours continuous playback(Line input up to 10 hours)Line input for wired playbackCompatible with all devices featuring bluetooth or a 3.5mm jackBluetooth protocol: 3.0 + EDRSpeaker output power : 4Ω 3WCompatible with all standard USB chargers (PC, Car, Mains)Compatible with:Bluetooth Speaker support Apple, Android and BlackBerry
Brand Name: great idea Model Number: NK130708012 Type: Active Use: Mobile Phone Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Color: Black,White,Yellow,Red,Pink Design: Clip bluetooth speaker Quality: High Packaging: With retailer packaging Packaging & Delivery Packaging Detail: cartoon Delivery Detail: 4-8 working days after customer's 100% payment Specifications Out door Wireless Bluetooth Speaker With Clip and Hands free Function Out door Wireless Bluetooth Speaker With Clip and Hands free Function Instructions for use: BootLong press boot switch for 2 seconds , blue lights flashing after a "beep" note , then successfully enter boot mote .Bluetooth will automatically connect to the recently connected mobile phone , a "beep" tone is successfully .(For infrequency , in the off state , press switch for 6 seconds to red and blue lights flash alternately , after "beep , beep , beep "
Brand Name: Gogyop Model Number: GY-B01 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Material: Silicon cover + ABS plastic output power: 3W power supply: DC 5V feature: Waterproof, Handsfree, Bluetooth Wireless color: green/orange,blue,red,black,white,pink,purple Packaging & Delivery Packaging Detail: retail box Delivery Detail: 1--3 days Specifications Bluetooth speaker Silicone Sucker Wireless Speaker Handsfree Silicon cover + ABS plastic Feature: 1. Silicon cabinet2. With 3.5mm earphone jack3. With Bluetooth audio4. Compatible with PC, Mp3, Mp4, iPod, cell phone…5. High quality speaker to reproduce perfect sound6. Built-in lithium battery can work about 4 hours 7. It can suck on glass/mobile phones/blackboard/PC etc Specification: MaterialSilica gel + PlasticCSR BluetoothV3.0Operation rangeup to 15 mete
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
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
Brand Name: OEM Model Number: T-BOX Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Stage,Outdoor Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: China (Mainland) Brand: OEM Support: all bluetooth device Model: T-BOX Function: bluetooth working time: 6-8h working distance: 10m Bluetooth standard: V2.1+EDR Materials: ABS Mic: Yes Packaging & Delivery Packaging Detail: color box, blister box. Delivery Detail: 15days after confirm order Specifications 1, Gift bluetooth speaker 2,high-end pyramid design 3,built in lithium battery 4,grey ,black,white color 5,OEM brand High quality pyramid design gift bluetooth speaker Pyramid desigh fashion quality bluetooth speaker 1,Newest design,pyramid shape with Stylish appearance,Very creative products.2,High end level products and fashion best for artwork and gift. 3,Lastest bluetooth 2.1+EDR standard audio transmission technology. 4,Transmission distance about
Specifications Multifunctional lantern shape High-end Wireless Bluetooth Speaker >USB playback >TF card to play >lantern light shape Multifunctional lantern shape High-end Wireless Bluetooth Speaker Highlight >USB playback>TF card to play>Lovely hand lantern >7-colour level flickering lights >AUX IN and stereo earphone supported >Multi-function speaker lantern with touch sensor double color lights >Touch double tone light (brightness, color temperature adjustable type) Specification 1. Type :Multi-function speaker 2.Output power :3W 3.Input voltage:5V 4.Shell materail :Plastic 5.Light: 12pcs 7-colour level flickering lights 6.Bluetooth : one with and another without 7.Color : warm white/pure white/yellow 8:Built in lithium battery 9.Support: TF card to play and USB playback Product Image:
Brand Name: IBOMB Model Number: EX800 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Color: Silver Material: Stainless Steel + ABS Weight: 457g Diameter: 70mm Distortion degree: less than 0.5% Shape: Globe Battery Capacity: 1000mAh Battery Voltage: 3.7V Bluetooth Version: 3.0, Support A2DP AND AVRCP profile Working Time: over 6-7 hours Packaging & Delivery Packaging Detail: Paper Packing 20 PCS/CTN Carton Size:51.5*31*26cm N.W.:11.5 KG G.W.:12.5 KG Delivery Detail: After confirm your payment within 30 days. Specifications Bluetooth speaker imprinted with logo. Top grade, upscale; Modern design; Fantastic modeling; For any tablets or smartphones Bluetooth speaker imprinted with logo of IBomb EX800 Bluetooth Speakers. YOUR EYES WON'T BELIEVE YOUR EARS HUGE SOUNDWith EX800 you can play music, movies and games and fill even the largest
Specifications Bluetooth speaker 2.Support Micro SD card 3.Ultra-simple style design 4.Build-in Lion-battery 5.Hands-free talking Bluetooth Speaker EX350 delivers stunning hi-fi audio in a portable wireless speaker so compact you won’t believe it when you hear it. Its loudness with output capacity of 85 decibels, music fills even the largest rooms. Bluetooth Speaker EX350 It is a simply the smallest, best bass sounding wireless speaker. It has the ability to produce extreme high (tweeter) and low (woofer) frequencies from a single bass. Amp up Your Music, Movies, GamesDon't let tiny computer speakers sap your sound. All your media deserves great audio, no matter what device it's played from. With EX350, you'll feel the thump of every kick drum, the room of every car chase and crowd with every buzzer-beater - bringing all your mobile media vibrantly to life. And with about 5-7 hours of continuous play.
Specifications Fashion bluetooth mini speaker 1.Bluetooth V2.1+EDR 2.RF range:10 meters 3.Battery Life:6hours 4.SD card &Phone answer Smart bluetooth speaker ·Support phone hand-free car speakerphone,unique bright lights with hidden key operation 1.Power2.Volume up or next song.Short volume increase,under a long press to enter next song 3.Play or pause4.Volume down or last song.Short volume decrease,under along press to enter last song 5.LING IN external jack.6.USB interface.Charging a long red light, charging complete
Brand Name: TOMO Model Number: CS5 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Outdoor Special Feature: Wireless,Portable,Mini Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: Color box Delivery Detail: 3days for samples Specifications high quality mini Smart Bluetooth Speaker 1 Built-in bluetooth 2. Phone speaker 3. Accept OEM 4. Available price high quality mini Smart Bluetooth Speaker1 Built-in bluetooth2. Phone speaker 3. Accept OEM 4. Available price Output Frequency:4Ω3W Frequency Response:60Hz-18KHzSensitivity:80db±2dbSNR:≥90DBDistortion:0.5%Bluetooth specification:V2.1+EDRBluetooth Communication Protocol:Support Advanced Audio Transmission Mode (A2DP) Vert 1.2 Bluetooth Communication Range:More than 10M ( the surroundings will affect the receiving distance) Power Supply:Built-in Lithium Charging Time:3 hours for full charge ( first time, please extend charging time )Talk Time:5 hours
Specifications Doss ds-1121(Asate) Bluetooth Speaker Dock 1.Bluetooth V2.1+EDR A2DP 2.speaker: 2 inch 3w 3.battery: built in 3.7v 500mah DOSS DS-1121 portable wireless bluetooth mini speaker for iphone 4 4s ipod ipad smartphone Music Bluetooth Speaker Doss ds-1121(Asate) Bluetooth Speaker Dock 1.Bluetooth V2.1+EDR A2DP 2.speaker: 2 inch 3w 3.battery: built in 3.7v 500mah SpecificationBluetooth V2.1+EDR A2DPrange: in 10mspeaker: 2 inch 3wS/N ratio: >50dbdistortion: THD<1%frequency: 80hz-15Khzbattery: built in 3.7v 500mahsize: L72.6 x W72.6 x H78mmcertification: FCC CEmusic time: 4 hours 50% volumeBluetooth name: DOSS ASATEpassword: 0000
Brand Name: wesdar Model Number: K-387DS Type: Active Use: Computer Channels: 2 (2.0) Special Feature: Portable,Mini Place of Origin: Guangdong China (Mainland) color: red silver Packaging & Delivery Packaging Detail: neutral box packing wesdar packing OEM packing Delivery Detail: 10 days after deposit Specifications 1.New bluetooth speaker 2.with FM radio 3.Support SD/MMC card USB 4.With bluetooth 1.New bluetooth speaker 2.with FM radio 3.Support SD/MMC card USB4.With bluetooth Description: (1)High Quality Stereo and pure sound speaker (2)With SD/MMC,U-disc reader MP3/WMA format music can be played. (3)Connect DC5V adaptor/USB to be recharged (4)Connect 3.5MM stereo audi cable to speaker socket Line in (5)Built-in FM (6)car shape speaker
Brand Name: IPEGA Model Number: PG-IH099 Use: Mobile Phone Special Feature: Wireless Place of Origin: Guangdong China (Mainland) Name: Bluetooth Speaker for iPhone(1000MAH) Brand: IPEGA EXW Price /PC: US$14.75 Color: black/white/pink/blue MOQ: 100PCS Packing: color box Gurantee: 6 months Weight /pc: 0.56KGS Size/pc: 11.6*10*11.8CM Packaging & Delivery Packaging Detail: packing in carton Delivery Detail: Within 3 days after receive your payment Specifications 1. lithium battery 1000mah 2.wireless bluetooth 3.With a 3.5mm universal audio interface Bluetooth Speaker for iPhone(1000MAH) Our Advantages: 1. Factory Direct Sale 2. Eleven Years Experience 3. IPEGA & PEGA Famous Brands 4. High-quality Products, Reasonable Prices, Superb Technology,Timely Delivery 5.Hot Selling at the Market What are you waiting for,my friend?Come on,Let's creat mutual benefit together! Products Description: &n
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 New Arrival Portablet Mini Wireless Bluetooth Speaker Portable Mini Bluetooth Speaker with MP3, Support TF card. New Arrival Portablet Mini Wireless Bluetooth Speaker 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 Specification: Basic InformationMaterial aluminium alloy Available ColorBlack, Silver, blueNet Weight238 gSize65*65*70 mmLogoOEMAccessoriesUSB cable, audio cable, user manualPacking infoGift Box 130*95*70mmCarton Size50 pcs/carton 41*38*27cm; G.W./N.W.: 11.9/19KGSpecificationBluetooth SpecificationV3.0RF Range12-15MTHD ≤0.5%Frequency Response60HZ-18K HZWorking voltage/current3.7~5VSignal-To-Noise90±2dBHands-free functionYesFM radio YesTF cardYesL
Brand Name: HY Model Number: BT-52A Type: Active Use: Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Output power: 1.5w + 1.5w = 3w Size: 207 * 24* 32mm Weight: 130g Charge: by mini USB port Charge time: 3.5H Working time: 5H Speciel function: Passive woofer technology Colour: Silver;white;black;red OEM: Acceptable Package: Gift color box Packaging & Delivery Packaging Detail: High quality plastic bags, foam boxes, cartons and wooden pallets are used to ensure that every package is firm and secure. Delivery Detail: 3-5 days Specifications Bluetooth speaker for smartphone With NFC Hands-free function Powerful battery Strong passive woofer technology Bluetooth speaker for smartphone 1.Specification Output power1.5w + 1.5w = 3wWeight130gSize207 * 24* 32mmChargeby mini USB portCharge time3.5HWorking time5H Compatible with the below devices: 2.Product
Specifications Speaker Bluetooth Support APTX, SBC 1.With built-in battery 2.Useful on beach 3.Portable 4.Long use time Outdoor mini Bluetooth speaker box with high quality BTS028Portable Bluetooth speaker
Specifications 1.Strong Brand Service, 2.Stylish designing, 3.Support wholesale, 4.Competive price, 1.Product quality and certification; ROHS / CE/FCC/QC 2.Sound quality:1.The sound of this mini audio can surround the listener precisely. 2.The 45 degrees conductive surface of liking trunk can control the sound field mighty. 3.The built-in passive speaker and the base conduction optimization system restore the sound naturally and clearly. The bass is deep and powerful. The tri-band is more uniform.3.Product Images: 4.Features of Bluetooth speaker: 1.The modre is the first wireless bionic smart &