Specifications:
Bluetooth Version: V4.1
Frequency Range: 2480MHZ
Support Bluetooth Profile: A2DP, AVRCP, HFP, SPP HID
Bluetooth Range: Up to 33 feet(10M)
Battery: Built-in Rechargeable Li-polymer battery(600mAh)
Working time:Up to 8 hours
Charging time:about 2H
Charging input voltage:DC 5V
Input/Output connecting mode:3.5MM stereo audio port
Compatibility:compatible with phones and PAD of Android / IOS system,and all the bluetooth audio devices.

Package includes:
1 x 2-In-1 Bluetooth Receiver and Transmitter
1 x AV Cable
1 x 3.5mm Audio Cable
1 x USB Charging Cable
1 x User Manual

• 2 in 1 :Bluetooth receiver 4.1 Bluetooth Transmitter 2.1 , low power consumption, intelligent compatible, Android, IOS system mobile phones and PAD, and all Bluetooth audio equipment.
• AUTOMATIC MEMORY CONNECTION: Support automatic search for Bluetooth devices to realize connect, transmit wireless audio transmission. Support connect a mobile phone, easy connection,No Need download any APP and Drivers.
• ANC NOISE REDUCTION & AEC ECHO CANCELLATION: Elimination of built-in AEC echo and ANC elimination circuit noise, offering you magnificent stereo sound and wonderful sound quality, built on an enhanced signal transmitting circuit, quick connection more stable sound.
• STRONG COMPATIBILITY: Compatible with all Bluetooth-enable Audio Devices, and Stereo System with 3.5mm port. ( Bluetooth receiving for: speakers, headphones and more; Bluetooth transmission for: MP3, CD / DVD players, e-readers, smartphone, TVs and more).
• LOW POWER CONSUMPTION: Built-in 600mAh Battery ensures up to 8 hours working time, you can enjoy wireless free all day long. Operation range: 33 ft / 10M.

2 in 1 :Bluetooth receiver 4.1 Bluetooth Transmitter 2.1 , low power consumption, intelligent compatible, Android, IOS system mobile phones and PAD, and all Bluetooth audio equipment.Lollipop88