Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Specifications:· Color: Black· Net weight: 13g· Support A2DP V1.2· Powered by 5V DC· Bluetooth 2.1+EDR· Unit size: 55*20*10mm· Packaging weight: 25g· Transmission rate：3（Mbps）· Transmission distance: about 10m· Power supply mode: USB-POWER Operation steps:Step one:· For No USB port Speakers: Supply power to the device by connecting charger with 5 V USB interface， then connect the Speaker’s AUX port with the audio cable.· For Speakers with USB port: Connect the device with speaker’s USB port directly ，then then connect the Speaker’s AUX port with the audio cable.Step two:· Turn on the Bluetooth function of computer、mobile or other device which has Bluetooth function， searching for the H-163 device to connect and input: 0000 for matching when the device is in the matching mode. After matching success ，the indicator light turn to twinkle slowly.Then you can use your iPhone iPad playing the music. Package includes:· 1 x USB Bluetooth Audio Music Receiver(with retail package)· 1 x 3.5mm Audio Cable