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AI Empowering a Smarter, Safer, and Sustainable Traffic: Dahua Unveils Latest ITS Solutions at Intertraffic Amsterdam 2026

2026-03-16

AI Empowering a Smarter, Safer, and Sustainable Traffic: Dahua Unveils Latest ITS Solutions at Intertraffic Amsterdam 2026

PKC-WM1A

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PKC-WM1A

Omnidirectional Digital Microphone

Key Points
    • 8-Array Omnidirectional Speakerphone with 6 m Pickup Distance
    • Terminal Collection via Network Cables, Bluetooth, and USB Bluetooth Receivers
    • High Audio Fidelity with Automatic Gain Technology
    • Wireless Cascading of 2 Devices
Sales Enquiry
Datasheet

Specifications

Product specifications are subject to variation by country. For precise details, please consult the official website for your region or reach out to your regional sales representative.

Function

Pick-up Distance

6 m (19.69 ft)

Pickup Mode

360° HD audio pickup

Number of Microphones

8 array, omni-directional

Power

1 × 5 W, 1 × 3 W

S/N Ratio

65 dBA

Frequency Response

75 Hz–20 kHz

Battery Capacity

3.7 V, 4,400 mAh

Charging

5 V, 2 A

Battery Life on a Full Charge

8 hour at the maximum audio call volume

Sensitivity

–24 dBFS

Number of Cascade

2

Bluetooth Module

Yes

Bluetooth Standard

BT5.3 BR/EDR/BLE

Bluetooth Frequency Range

≤20 dBm@2400–2483.5 MHz

Max Power Transmission (Bluetooth)

≤20 dBm

Operating Distance

10 m (31.81 ft)

Connection

Type-C Port

1 (Audio IN/OUT and charging)

Button

7 (Power, receive and ignore calls, mute, Bluetooth, volume up, volume down, cascading)

Indicator Light

Yes (Battery, volume and button)

General

Power Supply

Lithium battery or power supply through the Type-C port

Product Dimensions

126 mm × 126 mm × 34 mm (4.96" × 4.96" × 1.34") (L × W × H)

Packaging Dimensions

156 mm × 156 mm × 64 mm (6.14" × 6.14" × 2.52") (L × W × H)

Net Weight

0.4 kg (0.88 lb)

Gross Weight

0.62 kg (1.37 lb)

Packing List

Omnidirectional digital microphone × 1
1 m USB Type-C cable × 1
USB Bluetooth receiver × 1
User's manual × 1

Operating Temperature

0 °C to +40 °C (+32 °F to +104 °F)

Operating Humidity

10%–90%, (RH)

Storage Temperature

–20 °C to +60 °C (–4 °F to +140 °F)

Storage Humidity

10%–90%, (RH)

Operating Altitude

<5,000 m (16404.20 ft)

Dimensions (mm[inch])

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