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Q1-9

The Q1-9 block ensures smooth operation of UHF wireless microphones in the 470–550 MHz range. Available with professional support at Hoang Bao Khoa.

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Products about Q1-9

EW-DX EM 4 DANTE (Q1-9) 4-Channel Full-Rack Wireless Receiver with Dante and Internal PSU 470.2–550 MHz Sennheiser

Sennheiser

EW-DX EM 4 DANTE (Q1-9) 4-Channel...

Four-channel digital full rack (19") receiver with internal PSU and with Dante® in rugged metal housing

Up to 88 MHz switching bandwidth

Auto-switching PSU with IEC Connection

EW-DX SK 3-PIN (Q1-9) 3-Pin Bodypack Transmitter 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX SK 3-PIN (Q1-9) 3-Pin...

Charging contacts for in-device charging with CHG 70N charger (sold separately)

Persistent E-Ink display for "always on" information - parameters visible on screen even when taking out batteries

Up to 12 hours of operation time with rechargeable lithium ion battery BA 70 (sold separately)

EW-DX SKM (Q1-9) Handheld Transmitter 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX SKM (Q1-9) Handheld...

Charging contacts for in-device charging with CHG 70N charger (sold separately)

Persistent E-Ink display for "always on" information - parameters visible on screen even when taking out batteries

Up to 12 hours of operation time with rechargeable lithium ion battery BA 70 (sold separately)

EW-DX SKM-S (Q1-9) Handheld Transmitter with Mute Switch 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX SKM-S (Q1-9) Handheld...

Charging contacts for in-device charging with CHG 70N charger (sold separately)

Persistent E-Ink display for "always on" information - parameters visible on screen even when taking out batteries

Up to 12 hours of operation time with rechargeable lithium ion battery BA 70 (sold separately)

EW-DX TS 3-PIN (Q1-9) Condenser 3-Pin Tablestand 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX TS 3-PIN (Q1-9) Condenser ...

Tablestand transmitter with 3-pin XLR connector

Programmable mute switch

Inductive charging with CHG 2W

10 h runtime with BA 40 lithium-ion battery

EW-DX SK (Q1-9) EW Digital Bodypack Transmitter 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX SK (Q1-9) EW Digital Bodypack...

Charging contacts for in-device charging with CHG 70N charger (sold separately)

Persistent E-Ink display for "always on" information - parameters visible on screen even when taking out batteries

Up to 12 hours of operation time with rechargeable lithium ion battery BA 70 (sold separately)

EW-DX EM 2 (Q1-9) EW Digital Rackmount Receiver 470.2 - 550 MHz

Sennheiser

EW-DX EM 2 (Q1-9) EW Digital...

Two-channel digital half rack (9.5") in rugged metal housing

Up to 88 MHz switching bandwidth

Low latency of 1.9 ms wireless transmission thanks to proprietary Sennheiser Performance Audio Codec (SePAC)

134 dB input dynamic range - no need to set gain on your wireless transmitters at all, thanks to proprietary Sennheiser Performance Audio Codec (SePAC)

EW-DX EM 2 DANTE (Q1-9) 2-Channel Dante Rack Receiver (470.2–550 MHz) Sennheiser

Sennheiser

EW-DX EM 2 DANTE (Q1-9) 2-Channel...

Two-channel digital half rack (9.5") with Dante® in rugged metal housing

Up to 88 MHz switching bandwidth

Flexible network modes

EW-DX MKE 2 SET (Q1-9) Dual-Channel Lavalier Wireless Microphone Set with Rackmount Receiver 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX MKE 2 SET (Q1-9) Dual-Channel...

Secure transmission of confidential content using AES 256 encryption

Up to 12 hours of operation time with rechargeable lithium ion battery BA 70 (included)

Up to 88 MHz switching bandwidth

EW-DX TS 5-PIN (Q1-9) 5-Pin Tablestand 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX TS 5-PIN (Q1-9) 5-Pin...

Tablestand transmitter with 5-pin XLR connector

Programmable mute switch

Inductive charging with CHG 2W

10 h runtime with BA 40 lithium-ion battery

EW-DX 835-S Set (Q1-9) Digital Wireless Sennheiser

Sennheiser

EW-DX 835-S Set (Q1-9) Digital...

134 dB input dynamic range - no need to set gain on your wireless transmitters at all, thanks to proprietary Sennheiser Performance Audio Codec (SePAC)

AutoScan-feature quickly scans your environment and deploys frequencies with equidistant channel spacing - even without RF knowledge

Network enabled for expanded remote control with Sennheiser Control Cockpit, Wireless System Manager (WSM - Available in mid-2023) and 3rd party media control systems via plug-in

EW-DX MKE 2 / 835-S SET (Q1-9) Wireless Microphone Set 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX MKE 2 / 835-S SET (Q1-9)...

Up to 88 MHz switching bandwidth

Low latency of 1.9 ms wireless transmission thanks to proprietary Sennheiser Performance Audio Codec (SePAC)

Digital audio trim

Why Choose Q1-9 Frequency Block

Defined UHF Band: Helps avoid interference and ensures reliable audio.
Fits Regulatory Requirements: Optimized for licensed frequency use.
Compatible with EW-DX Systems: Ideal for Sennheiser wireless setups.

Advantages When Buying from Hoang Bao Khoa

✔️ Official distributor of Sennheiser and wireless audio gear.

🚚 Nationwide delivery – Installation support in Ho Chi Minh City

🔧 Technical testing & consultation for all applications

📞 Contact Hotline 028 7300 3875 for assistance

Contact

[email protected]

Business hours

Monday	7:30 AM - 5:00 PM
Tuesday	7:30 AM - 5:00 PM
Wednesday	7:30 AM - 5:00 PM
Thursday	7:30 AM - 5:00 PM
Friday	7:30 AM - 5:00 PM
Saturday	7:30 AM - 5:00 PM

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