The KR series includes two UHF compact receivers, KRL and KRA, which can be paired with three different wireless microphone models, WT-L, WT-X and WT-H.
| MODEL | KRA | KRL |
| Channel | Multi-channel, up to 16 frequency presets for each frequency band | |
| Frequency Band | UHF 470 ~ 960 MHz Dependent on applicable country regulation | |
| Receiver Type | Single PLL UHF Synthesized Receiver | |
| Frequency Response | 100 Hz-12kHz (+/- 3dB) | |
| Frequency Stability | +/- 0.005% (-10° ~ 50°C) | |
| THD | < 0.8% (1kHz) | |
| Modulation Mode | FM (F3E) | |
| S/N Ratio | > 90dB | |
| Dynamic | > 95 dB | |
| RF Sensitivity | -100dBm / 12 dB SINAD | |
| Audio output level | +3dBu | +6dBu |
| Output connector | Jack 6.3 mm / 1/8” | XLR / 1/8” |
| Operating voltage | 3.7V | |
| Current Consumption | 85mA | |
| Power | Internal rechargeable lithium-ion battery | |
| Battery Life | 4-5 hours | |
| Charger voltage | 5V DC 500mA | |
| Dimension (W x D x H) | 22 x 124 x 23 mm | 22 x 114 x 23 mm |
| Weight | 55 g | 53 g |
| MODEL | WT-H Handled Mic Transmitter | WT-X Handled Mic Transmitter | WT-L Pocket Transmitter |
| Channel | Multi-channel, up to 16 frequency presets for each frequency band | ||
| Frequency Band | 470 ~ 960 MHz Dependent on applicable country regulation | ||
| Oscillation mode | PLL UHF Synthesized | ||
| Modulation Mode | FM (F3E) | ||
| Frequency Stability | +/- 0.005% (-10° ~ 50°C) | ||
| RF output power | 10mW | ||
| Spurious Emission | 50dBm | ||
| THD | < 0.8% (1kHz) | ||
| Frequency Response | 50Hz-12kHz (+/- 3dB) | 100Hz-12kHz (+/- 3dB) | 50Hz-12kHz (+/- 3dB) |
| Current drain | <130mA | ||
| Battery | “AA” type x 2 pcs (6 hours use) | “AA” type x 1 pc (4 hours use) | “AA” type x 2 pcs (6 hours use) |
| Operating Temperature | -10°C to 50°C | ||
| Tone key Frequency | 30kHz | ||
| Dimension (W x D x H) | 48 (diam.) x 245 mm | 20 (diam.) x 150 mm | 65 x 85 x 25 mm |
| Weight | 0.2 kg | 0.033 kg | 0.082 kg |
| Dynamic | > 100dB | ||
| Mic / Instrument Input | Max 10dBu | ||
| Microphone Type | Dynamic Capsule | Condenser Capsule | Input: Dynamic Mic |
| Condenser Mic./ Elec. Instrument | |||
| 4 pin Connector | N/A | Pin 1: GND | |
| Pin 2: Phantom | |||
| Pin 3: Instrument | |||
| Pin 4: Microphone | |||
