From the Manufacturer

JBL WEM-1 Wireless Expansion Module: Enjoy Music Anywhere, Wirelessly The JBL WEM-1 is a Wireless Expansion Module that allows the user to make any loudspeaker wireless. The kit contains a transmitter that wirelessly transmits a signal up to 70 feet. The WEM-1 includes a receiver/amplifier that receives the wireless signal and drives any pair of loudspeakers with its internal 50 watt amplifier. The transmitter connects to the source using either line or speaker level inputs. The receiver/amplfiier also offers equalization settings for several speakers. A local input allows the user to hook up a portable device or gaming system to the amplifiier. What Does the WEM-1 Do? Turn any speaker into a wireless music receiver The WEM-1 eliminates the need to run speaker wires across a room or through walls, allowing you to transmit music throughout your home easily. Plus, it can connect to virtually any pair of speakers you already own, or would like to own (more…)

Related posts:

1. Azden APS-VR Wireless VHF Plug-in Module for APS Powered Speaker Speaker System (E2 – 195.425MHz)
2. Infrared Classroom Sound System 50 Watt Mixer Amplifier, Wireless IR Headset, Lapel, Handheld Microphone
3. JBL Control 2.4G On Air Wireless Speaker System (Pair)

APS-VR VHF Module for APS Speaker

A single-channel VHF plug-in module (pre-programmed / E2 – frequency: 195.425MHz) for the APS Powered Speaker System. Simply plug into the slot on the rear of your APS powered speaker.

Receiver Technical Specs:
Frequency: 195.425MHz
Frequency Response: 40Hz – 18kHz
S/N Ratio: better than 95dB (A weighted)
Operating Temperature Range: 0 – 45 C (32 – 113 F)
Operating Range: approx 100m (ideal-line of sight)
Oscillator: Crystal Controlled
Receiver Type: Super Heterodyne
Image Rejection: Better than 60dB
RF Sensitivity: -95dBm @ 50dB S/N
Audio Output Impedance: 2.2k ohms
Power Requirements: 10 – 16VDC

(more…)

Related posts:

1. JBL WEM-1 50-Watt Wireless Amplifier and Expansion Module (Black)
2. PYLE PWMA230 200W VHF Wireless Battery Powered PA System
3. AmpliVox Sound Systems S1204 Satellite Wireless Powered Dual Speaker