AKG WMS420 Headworn Set Band-A
| Receiver | |
| Diversity | Antenna switching |
| Carrier Frequency | Band A: 530.025 to 559.00 MHz |
| RF Output | 10, 20, or 50 mW (depending on frequency band) |
| Maximum Channel Output | Up to eight compatible channels within one frequency band |
| Frequency Selection | Fixed frequencies |
| Modulation | FM |
| Range | 98' (30 m) Further distances can be achieved using external antennas |
| Audio Bandwidth | 40 to 20,000 Hz (±3 dB) |
| Rack Mountable | 1/2 RU |
| Dimensions | 5.91 x 1.77 x 7.87" (150 x 45.0 x 200 mm) |
| Weight | 13.2 oz (373 g) |
| Transmitter | |
| Type | XLR-3F mini |
| Carrier Frequency | Band A: 530.025 to 559.00 MHz |
| Maximum Level | 12 dB |
| Impedance | 1 ohm |
| Audio Bandwidth | 40 to 20,000 Hz (±3 dB) |
| Signal to Noise Ratio | 105 dB-A |
| THD | 0.8% at 1 kHz |
| Transmitter Synchronization | Manual |
| Battery Type | AA battery (LR 6 AA alkaline battery or HR 6 ASA NIHM rechargeable battery) |
| Battery Life | Six to eight hours on one AA battery |
| Dimensions | 2.36 x 2.91 x 1.18" (60.0 x 74.0 x 30.0 mm) |
| Weight | 2.12 oz (60 g) |