APEKX Bluetooth 4.1 Transmitter/Receiver, USB Rechargeable, 2-in-1 Wireless 3.5mm Audio Adapter (2 Devices Simultaneously, for Headphone Speaker TV/Home Sound System), Long Play Time

Multifunctional Function: This Bluetooth Audio Transmitter & Receiver is the ideal wireless audio solution for a wide range of applications. The transmitter function keep your old MP3, TV or CD players alive with new Bluetooth wireless connection. Use the wireless receiver function to upgrade your home stereo system and wirelessly stream music from your cell phone or tablet. 
Premium Sound Quality: With the latest Bluetooth 4.1 technology, you can enjoy CD-like sound quality wirelessly.
A 2 for 1 Connection: As a Bluetooth transmitter, stream audio to two Bluetooth headphones or speakers can pair at once, so you can share happiness with family or friends. As a Bluetooth receiver, it can still be paired to two of your smartphones or tablets, but can only receive the audio from one of the two paired devices.
Warranty: All APEKX products come with 30 days money back guaranty and 12 months warranty. If you have any problem, please don't hesitate to contact us by detailing your order number and the problem you come across. We will reply to you and resolve your problem within 24 Hours.

Specification: 1.Bluetooth Version: V4.1 2. Chipset: CSR8670,  CSR57E6 OR CSRBC5MM
3. Distance: up to 49ft (15m)
4. Battery: Rechargeable polymer battery 160mAh
5. Charging time: about 2 hours 
6. Using time: about 8 hours 
7. Charging voltage: 5V
8. Frequency: 2.4GHz
  9.Item weight: 13g
10.Dimensions: 3.3*1*4.5cm/1.29*0.39*1.77 inches

Packing Including: 1 x Bluetooth Receiver and Transmitter 
1 x USB Mirco Charging Cable
  1 x 3.5mm AUX Cable 
1x User Manual