Audio:
Analog output: 3.5 mm stereo jack
Digital output: Toslink SPDIF
Data transmission:
WLAN standard: IEEE 802.11g/b/n, 2.4 GHz
Ethernet/LAN: 10/100 mbit/s (RJ-45)
USB 2.0 host: USB type A
Supported audio formats: .aac, .ogg, .mp3, .flac, .alac, .ape, .wma, .wav, .au, .aif, .aiff, .m3u, .m4a, .asf, .mms (compressed/lossless)
Protocols: UPnP/DLNA (DMR + DMS), AirPlay
Internet radio: .aac, .mp3, .wma,
General:
Power supply: 5 V DC, 500 mA
via USB port or supplied PSU
Controls: Power switch, reset button, LED indicators
Dimensions (L x W x H): 120 x 85 x 16 mm
Frequency band: 2.4 GHz
Weight: 0,056 kg
Frequency range: 20 - 20000 Hz
Height: 1,6 cm
Depth: 8,5 cm
Width: 12 cm
Power connection: Mains Input Socket (M) USB, type B Power supply cord with AC adapter (m)
Material: Plastic 

Wireless multi-room streaming adapter
-Stream music wirelessly from your smartphone, tablet, PC and Mac
-Multi-room function for synchronous playback in every room
-Intuitive control via app available for iOS and Android
-WLAN standard IEEE 802.11g/b/n
-Supports high-resolution audio files up to 192 kHz and 24 bit
-Supports Apple AirPlay and DLNA/UPnP
-Streams internet radio services
-USB port for hard disks
-Digital optical output (S/PDIF)
-Analog 3.5 mm jack output
-Incl. 3.5 mm to RCA cable and USB power adapter
-Learn more: www.omnitronic.de
-Download link App Store: https://itunes.apple.com/us/app/connect-n-play/id1094656615?mt=8
-Download link Google Play: https://play.google.com/store/apps/details?id=com.omnitronic.ConnectNPlay&hl=en
-Power connection: Mains Input Socket (M) USB, type B Power supply cord with AC adapter (m) (provided)
-Control: W-Lan