Color:Black OPAI ADD A LITTLE COLOR TO YOUR LIFE. Features and benefits: ● Easy Operate: OPAI Bluetooth Portable Audio Music Receiver is easy to be controlled, simply adjust volume, play and pause music, or answer phone calls without using the smartphones. ● Stay Connected For Longer: OPAI Bluetooth Portable Audio Music Receiver With up to 10 hours of talk or play time, or 200 hours on standby mode, you’ll have enough battery power to last even the longest family road trips. ● Two At Once: whether you want to play music or chat to friends on the phone, OPAI Bluetooth Portable Audio Music Receiver gives you the freedom to do both as two bluetooth-enabled devices can connect at once. ● OPAI Bluetooth Portable Audio Receiver is compatible with a wide range of home stereo systems and car speakers. you can even have it connect to regular headphones to turn them into bluetooth ones. ● OPAI Bluetooth Portable Audio Receiver built-in microphone makes talking to family and friends a breeze. Perfect for hands-free calling when driving. Basic Parameters: ● Bluetooth Version: CSR V4.1+EDR ● Frequency Range: 2.4GHz ● Output Power Category: Class 2 ● Supported Bluetooth Profile: HFP/HSP/A2DP/AVRCP ● Bluetooth Range: up to 30 feet ● Electric Voltage: DC 3.3V-4.2V ● Charging time: 1.5 Hours ● Play time: 10 Hours Package Includes: √ 1 x OPAI Bluetooth Portable Audio Receiver Built-in Mic √ 1 x OPAI Car Charger √ 1 x Micro USB Power Cable √ 1 x 3.5mm Stereo Inlet Socket √ 1 x Bluetooth Wireless Receiver User Manual √ 1 x OPAI Thank You Card SERVICE: --100% satisfaction is our pursuit. --Reply no more than 24 hours.