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BA 70

BA 70 is the official rechargeable battery pack for Sennheiser EW-D and EW-DX series transmitters. Long runtime, fast charging, and perfect fit. Distributed by Hoang Bao Khoa.
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Products about BA 70

BA 70 Rechargeable battery Bodypack EW-D SK | EW-D SKM-S | EW-DX SK | EW-DX SKM-S Sennheiser

Sennheiser

BA 70 Rechargeable battery Bodypack...

Origin: People’s Republic of China

Rechargeable battery pack for EW-D SK or EW-D SKM-S transmitter.

Up to 12 hours of operation

Fully charges to 100% in 3 hours.

L 70 USB USB charger Sennheiser

Sennheiser

L 70 USB USB charger Sennheiser

Origin: People`s Rep. of China

USB charger with dual slots for BA 70 rechargeable battery. Includes NT 5-20 UCW power supply.

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 SK / SKM-S BASE SET (R1-9) Sennheiser Dual-Channel Wireless Microphone Set 520 - 607.8 MHz Sennheiser

Sennheiser

EW-DX SK / SKM-S BASE SET (R1-9)...

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 MKE 2 SET (S1-10) Dual-Channel Lavalier Wireless Microphone Set with Rackmount Receiver 606.2 - 693.8 MHz Sennheiser

Sennheiser

EW-DX MKE 2 SET (S1-10)...

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 SK / SKM-S BASE SET (S1-10) Sennheiser Dual-Channel Wireless Microphone Set 606.2 - 693.8 MHz Sennheiser

Sennheiser

EW-DX SK / SKM-S BASE SET (S1-10)...

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 MKE 2 SET (R1-9) Dual-Channel Lavalier Wireless Microphone Set with Rackmount Receiver 520 - 607.8 MHz Sennheiser

Sennheiser

EW-DX MKE 2 SET (R1-9) 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 SK / SKM-S BASE SET (Q1-9) Sennheiser Dual-Channel Wireless Microphone Set 470.2 - 550 MHz Sennheiser

Sennheiser

EW-DX SK / SKM-S BASE SET (Q1-9)...

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 835-S Set (Q1-9) Handheld Set, Handheld with mute switch, MMD 835 Dynamic Cardioid Capsule, channels rackmount receiver 470.2 - 550 MHz

Sennheiser

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

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 835-S Set (R1-9) Handheld Set, Handheld with mute switch, MMD 835 Dynamic Cardioid Capsule, 2 channels rackmount receiver 520 - 607.8 MHz

Sennheiser

EW-DX 835-S Set (R1-9) Handheld...

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 (R1-9) Wireless Microphone Set 520 - 607.8 MHz Sennheiser

Sennheiser

EW-DX MKE 2 / 835-S SET (R1-9)...

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

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 BA 70

Extended runtime: Up to 12 hours on a single charge.
Fast charging: Compatible with CHG 70N-C and other Sennheiser chargers.
Smart monitoring: Battery level viewable on transmitter screen.
Perfect compatibility: Designed for EW-D / EW-DX handheld and bodypack units.

Applications

Ideal for stage, broadcast, and conferencing.
Essential accessory for wireless system operators.

Why Shop at Hoang Bao Khoa

✔️ Authorized distributor of Sennheiser and other renowned audio brands.

🚚 Nationwide delivery – installation support available in Ho Chi Minh City

🔧 Technical consultation and solution-based recommendations

📞 Contact Hotline 028 7300 3875 for support!

Contact

[email protected]

Business hours

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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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