The wireless receiver measures 5 x 3.5 x 2 inches only and easily mounts to a speaker. Application Model 1550: Passive Speakers 5.8 GHz Digital • Two wireless mono amplifiers with 50-Watts peak output power per channel • No audio compression • Only 0.05 % total harmonic distortion • Amplifiers connect directly to loudspeakers Actual size of wireless amplifier Technical Specifications Transmitters / Receivers / Amplifiers Transmitter Model 1500 Model 1520 Model 1550 Audio transmission: Digital Digital Digital Carrier frequency: 5.8 GHz 5.8 GHz 5.8 GHz Signal-to-noise ratio: typ. 100 dB typ. 91 dB typ. 91 dB Dynamic range: typ. 100 dB typ. 91 dB typ. 91 dB Error correction: 1/2 rate FEC 1/2 rate FEC 1/2 rate FEC Audio sampling: 128 x oversampling 128 x oversampling 128 x oversampling Audio inputs: Line-level, speaker Line-level, speaker Line-level, speaker Data rate: > 4 Mbps > 3 Mbps > 3 Mbps Operating range: Receiver/ max. 200 ft. line of sight, max. 50 ft. through walls max. 100 ft. line of sight, max. 30 ft. through walls max. 200 ft. line of sight, max. 50 ft. through walls Amplifier Type: Line-level receiver Digital Digital Number per set: 1 x Stereo 1 x Stereo 2 x Mono Peak output power: 1 V rms 2 x20 W (15 W rms) 2 x50 W (30 W rms) Frequency response: 2 Hz...23 kHz 20 Hz...23 kHz 2 Hz...23 kHz Harmonic distortion: typ. 0.01 % typ. 0.05 %@ 10 W typ. 0.05 %@ 25 W Overall audio latency: typ. 1.2 ms < 1 ms < 1 ms Power efficiency: n/a typ. 75 % typ. 75 % Channel separation: typ. 102 dB typ. 75 dB typ. 94 dB For more information, visit the Amphony web site at: Amphony Corp., 1006 S. Raven Rd., Shorewood, IL 60404 The information contained herein is provided ‘as is' and is subject to change without notice....