SONY Wireless Bodypack Transmitter (90)

SONY Wireless Bodypack Transmitter (90) is a compact UWP-D bodypack transmitter package built for lavalier-based speech capture in ENG, interviews, documentaries, weddings, and remote production. From the supplied source, it includes a Sony UTX-B40 wireless bodypack transmitter with an omni lavalier microphone and operates on the UC90 frequency range from 941.625 to 959.625 MHz.

This is a clean talent-worn wireless setup. Clip the lavalier, secure the bodypack, check the OLED, and the audio path is ready for a compatible UWP-D receiver.

Highlights

• Wireless bodypack transmitter for lavalier microphone workflows
• UC90 frequency range: 941.625 to 951.875 MHz, 953.000 to 956.125 MHz, and 956.625 to 959.625 MHz
• Omni-directional lavalier microphone for natural speech pickup
• 0 dB to 27 dB audio attenuator in 3 dB steps
• OLED display, NFC sync, and USB-C power support

Quick Specs & Uses

• Model: Sony UTX-B40 wireless bodypack transmitter with omni lavalier mic
• Carrier frequency, UC90: 941.625 MHz to 951.875 MHz, 953.000 MHz to 956.125 MHz, and 956.625 MHz to 959.625 MHz
• Capsule type: Electret condenser
• Directivity: Omni-directional
• Antenna type: 1/4 λ wavelength wire antenna
• Input connector: 3.5 mm diameter 3-pole locking mini jack
• Audio attenuator adjustment: 0 dB to 27 dB, 3 dB steps
• Audio delay: Approx. 0.35 ms
• Display: OLED
• Distortion: 0.9% or less
• Frequency response: 23 Hz to 18 kHz typical
• RF output power: 30 mW / 5 mW selectable for UC models
• Reference audio input level: -60 dBV mic input, +4 dBu line input
• Signal-to-noise ratio: 60 dB; 102 dB in AUTO GAIN max.; 96 dB in NORMAL max.
• Power requirements: DC 3.0V with two LR6/AA batteries or DC 5.0V from USB Type-C connector
• Battery life: Approx. 8 hours at 30 mW output power
• Dimensions: 63 x 73 x 19 mm / 2 1/2 x 2 7/8 x 3/4 in, excluding antenna
• Mass: Approx. 83 g / 2.9 oz, excluding batteries
• Operating temperature: 0°C to 50°C / 32°F to 122°F
• Storage / transport temperature: -4°F to 140°F / -20°C to +60°C

Why It Helps

The UTX-B40 is useful when one speaker needs clean lavalier audio without being tied to the camera. It fits presenter work, interviews, documentary shooting, wedding coverage, and small crew field production.

The omni-directional lavalier gives talent a bit of placement forgiveness. In real use, that helps when clothing, posture, or head movement changes during the take. The locking 3.5 mm connector also keeps the mic connection more secure than a loose consumer-style plug.

The OLED display, NFC sync, and USB-C power support keep setup simple in the field. Pair quickly, check status, set the attenuator, and move on to monitoring the actual sound.

System Characteristics

• Bodypack transmitter design for talent-worn wireless audio
• Electret condenser lavalier microphone for spoken-word capture
• Omni-directional pickup for natural voice coverage
• NFC sync for quick channel setting with compatible receivers
• USB-C power support for flexible operation beyond AA batteries

What’s In The Box

• 1 x Sony UTX-B40 Wireless Bodypack Transmitter with Omni Lavalier Mic (UC90: 941 to 960 MHz)
• 1 x Sony ECM-V1BMP Omnidirectional Lavalier Microphone with Locking Sony 3.5mm Connector (Black)
• 1 x Windscreen
• 1 x Mic Clip
• 1 x Belt Clip

Trusted Seller

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