The Sony ECM-W3 Wireless Microphone Kit with Charging Case (Single Mic) has a 2-channel receiver and 2 transmitter/microphones to capture two speakers' voices. The ECM-W3S wireless microphone system has a 1-channel receiver and 1 transmitter/microphone to capture one speaker's voice.
| Model Name | WIRELESS MICROPHONE |
|---|---|
| Year of Launch | 2023 |
| Operating Temperature | 0 ℃ to +40 ℃ (+32 °F to +104 °F) |
| Microphone Channel | 2ch |
| Audio Output | Multi Interface Shoe |
| Shoe Type | Multi Interface Shoe |
| Power Supply from Main Unit | Built-in lithium-ion battery |
| Battery Type | 1 |
| Number of Battery Required | Monaural |
| Monaural / Stereo | omni-directional |
| Directivity | 20 Hz to 20,000 Hz |
| Frequency Response | -20 dBFS (0.1 Pa, 1 kHz) |
| Front Sensitivity | 16 dB SPL or less (0 dB = 2×10-5 Pa) |
| Intrinsic Noise | 120 dB SPL |
| Maximum Input Sound Pressure Level | Yes (3.5 mm mini jack (stereo)) |
| Microphone Out Jack | Yes (3.5 mm mini jack (monaural)) |
| External Microphone Input Jack | Yes |
| USB Type-C® Terminal | Microphone (transmitter) |
| Description | Dimension(Approx.) |
| Dimension(Approx.) | W 25.0 mm x H 52.5 mm x D 20.5 mm (1 inch x 2 1/8 inches x 13/16 inches) |
| Weight(Approx.) | 17 g (0.6 oz) |
| Description | Dimension(Approx.) |
| Dimension(Approx.) | W 32.0 mm x H 29.0 mm x D 50.0 mm (1 5/16 inches x 1 3/16 inches x 2 inches) |
| Weight(Approx.) | 25 g (0.9 oz) |
| Description | Dimension(Approx.) |
| Dimension(Approx.) | W 92.5 mm x H 41.5 mm x D 65.5 mm (3 3/4 inches x 1 11/16 inches x 2 5/8 inches) |
| Weight(Approx.) | 110 g (3.9 oz) |