Product Name: Bts06 Portable Mini Bluetooth Speaker with FM Radio Speaker FM+TF+U-Disk Model NO.: BTS06 Compatible Product: Universal Display Type: Without Display SNR: 70-80dB Chargeable: Chargeable Special Function: Memory Card Support, USB Disk Support, Radio Sound Channel: 2.1 Usage: Portable Player, Mobile Phone, Computer, Radio Speaker Material: metal Amplification Type: Active Type: Bluetooth Speaker Trademark: Neutral Transport Package: Standard Carton Specification: 38.7*29.2*35.5CM Origin: China Product Description Bts06 Portable Mini Bluetooth Speaker with FM Radio Speaker FM+TF+U-DiskFeatures:1. IPX4 waterproof2. Support Bluetooth & Wireless transmission.3. Built-in Microphone, enjoying hand-free call.4. High quality audio decoding chip allow perfect sound quality.5. Built-in charging Battery and Built-in high sensitivity Microphone, listening music any where.6. Unique waterproof design,using in bathroom, sand beach, swimming pool. Specification:Bluetooth Specification:V2.1+EDRRF Range:10mWorking voltage/current:3.7~5VSignal-To-Noise:80±2dBHands-free function:YesFM radio:NoTF card:No Unit Dimension :85×45×45mmLoudspeaker Output :4Ω 3WCharging voltage/current:DC5V / USBBattery Capacity:400mAhCharging Time:1-2 hoursPlayback Time:2-4 hoursColor: Blue,green,pink,black Material:ABS