Specifications:5.1CH Hi-Fi Wireless Bluetooth Music Receiver Adapter with Digital Optical SPDIF Coaxial and Analog Stereo audio 1.Digital optical output for perfect music transfer2.Support bluetooth 4.03.CE/ROHS/FCCMain features:5.1CH Hi-Fi Wireless Bluetooth Music Receiver Adapter with Digital Optical SPDIF Coaxial and Analog Stereo audio For transferrring music stored on a mobile phone/smartphone to a hifi system and surround sound systems via Bluetooth- Wireless audio streaming wirelessly plays back music of the smartphone via Bluetooth on a hifi system- Also suitable for iPhone, tablet PCs and ultrabooks- Digital optical output for perfect music transfer - Additional analogue output (3.5 mm)- Digital Coaxial output- Bluetooth 4.0 (supports A2DP Bluetooth profiles)- APTX/SBC technology: for superior audio quality despite the limited bandwidth with Bluetooth - Support bluetooth A2DP/IOPT profile- Memory: 10 groupsอ่านเพิ่มเติม