Audioengine B1 Premium Bluetooth Music Receiver (Black) Type: Network - Bluetooth Operating Range: 98.43 ft Specifications: Bluetooth receiver typeBluetooth 4.0 audio with aptX codecSupported Bluetooth profilesaptX, A2DP, and AVRCPInputsBluetoothOutputsStereo analog RCADigital optical (SPDIF)Required power5V, 200mAOperation rangeup to 100ft (30m) typicalFull–scale output2.0V RMSOutput impedance57 OhmsD/A converterAKM AK4396Power filtering3–stage redundant regulationSNRSNR (DC to 20 kHz) >100dBTHD+N(1 kHz FS 96 kS/s) –86dBInput bit depth24–bit (upsampled)Input data rateDetermined by BluetoothLatency~30 milliseconds (ms)Product dimensions3.5 x 4.0 x 1Shipping weight1.0lbs (0.5kg)Shipping box dimensions11 x 7 x 3Environmental RequirementsOperating temperature: 32° to 105°F (0°C to 40°C) Storage temperature: –4° to 115°F (–20°C to 46°C) Relative humidi...