BOYA BY-WM8 Pro-K2 UHF Dual-Channel Wireless Lavalier System (576.4 to 599.9 MHz, 568.6 to 592 MHz)

Oscillator Type

PLL Synthesized Control Oscillator

Carrier Frequency Range

576.4 to 599.9 MHz (Transmitter: A)
568.6 to 592.1 MHz (Transmitter: B)

Channels

48

Frequency Response

40 Hz to 18 kHz (±3 dB)

Operation Range

300' / 100 m (without Obstacle)

Operating Temperature

14 to 122°F / -10 to 50°C

Storage Temperature

14 to 131°F / -10 to 55°C

RF Output Power

≤ 10 mW

Antenna

1/4 Wire Antenna

Spurious Emission

250 nW or Less

Audio Input Connectors

1/8" / 3.5 mm Mic Input
1/8" / 3.5 mm Line-Level Input

Reference Input Level

-60 dBV (Mic Input, 0 dB Attenuation)

Reference Deviation

±5 kHz (-60 dBV, 1 kHz Input)

Input Frequency Range

20 Hz to 20 kHz

Distortion

0.5% or Less

Power Supply

2 x AA Size Batteries

Operation Time

Aprox 6 Hours

Dimensions (H x W x L)

8.2 x 2.6 x 1.1" / 20.8 x 6.7 x 2.9 cm

Weight

2.8 oz / 80.0 g (without Batteries)

Antenna

1/4 Wire Antenna

Audio Output Connectors

1/8" / 3.5 mm Line Out
1/8" / 3.5 mm Headphones Out

Signal to Noise Ratio

70 dB or More

Distortion

0.5% or Less

Headphone Output Level

30 mW (16 Ohms)

Audio Output Level

-60 dBV

Power Supply

2 x AA Size Batteries

Operation Time

About 4 Hours

Dimensions (H x W x L)

8.2 x 2.6 x 1.1" / 20.8 x 6.7 x 2.9 cm

Weight

3.2 oz / 90.0 g (without Batteries)

Transducer

Back Electret Condenser

Polar Pattern

Omnidirectional

Frequency Range

35 Hz to 18 kHz

Signal / Noise

74 dB SPL

Sensitivity

-30 dB ±3 dB / 0 dB="1" V/Pa, 1 kHz

Connector

1/8" / 3.5 mm Locking Mini Plug

Cable Length

4.0' / 1.2 m

Dimensions

Not Specified by Manufacturer

Weight

Not Specified by Manufacturer

Package Weight

Box Dimensions (LxWxH)

11.15 x 10.45 x 2.25"