Brand Singbox Model T5 Quantity 1 Color Maroon + black Bluetooth Version V2.1 Operating Range 10 meter Compatibility Cellphone / Laptop / tablet PC and other devices with Bluetooth Microphone Yes Channels 2 Total Power 3W x 2 Signal to Noise Ratio(SNR) 75dB Sensitivity 500mV Supports Music Format TF card supports MP3 / WMA / WAV Power Supply External battery Built-in Battery Capacity 1000mAh Compatible With Cellphone / Laptop / tablet PC and other devices with Bluetooth Other Features High quality strong NdFeB magnet speaker; 1.5" x 2 speaker loud volume; Transparent buttons comfortable to press; Bluetooth wireless speaker adopts Broadcom BROADCOM Bluetooth module large handsfree button (press it long time will enter match mode) supports hands free receiving range up to 10 meters; Good compatibility for all the devices with Bluetooth; Mini USB charging port external Nokia BL-5B 1000mAh lithium battery replaceable and rechargeable convenient to use; Supports TF card play MP3 (supports track memory function); Supports AUX input can be used as the external audio for mobile phones computers MP3 player etc. smooth switch between music play and handsfree; Supports TF card up to 16GB; Interfaces: TF card slot 3.5mmm jack mini USB Packing List 1 x Speaker 1 x 3.5mm male to male cable (46cm) 1 x USB charging cable (100cm) 1 x Chinese / English user manual