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Compact rectangular speaker in dark finish with two visible drivers, bundled handheld mic and headset mic attached

BFKK

BFKK Voice Amplifier portable speaker with wireless microphone handheld and headset

SKU CH-D17S-BDEE9

A portable voice amplifier covering 19,800 sq.ft for up to 240 people, with 15-hour battery life, wireless handheld and headset microphones reaching 49.2 ft, plus TF card, USB.

  • Amplifies voice for up to 240 people across 19,800 sq.ft
  • 15-hour battery life from 5200 mAh capacity for long sessions
  • Includes wireless handheld and headset microphones with 49.2 ft range
  • Weighs only 1.03 lb at 4.92 x 3.94 x 2.28 in for easy carry
  • Supports TF card, USB, AUX and 3.5 mm wired microphone inputs

Portable Voice Amplifier for Teaching

This portable voice amplifier covers 19,800 sq.ft and reaches up to 240 people. It uses a built-in DSP sound chip with two 4.0-inch wool cone woofers and two 1.5-inch silk cone tweeters for stereo surround sound. The device is designed for teachers, coaches and presenters who need clear, loud projection indoors or outdoors.

Wireless Microphone and Headset Included

The system bundles a handheld microphone and a headset with a 49.2-foot connection range. Both feature dynamic pickup, high sensitivity and active noise cancellation for accurate voice capture. Additional inputs include TF card, USB, AUX and a 3.5 mm wired microphone jack for flexible playback or backup mic use.

All-Day Battery in a Compact Unit

A 5200mAh rechargeable battery delivers up to 15 hours of operation for long lectures or tours. The unit measures 4.92 by 3.94 by 2.28 inches and weighs 1.03 pounds for easy carrying. Buyers needing installed PA integration or multi-zone paging should look at installed systems instead.

How it compares

Measured against everything we stock in Bluetooth & Party Speakers, at today’s prices. Recalculated every night.

Price $138.99
Pricier than about 90% of the 862 comparable items (median $39.99).

Specifications

No published specifications for this item yet.

Questions about this item

How long will the built-in 5200mAh rechargeable battery last before it needs recharging?

The 5200mAh battery provides up to 15 hours of usage time on a full charge, supporting extended teaching or presentation sessions.

What is the maximum coverage area and audience size the 2*4.0-inch woofers and 2*1.5-inch tweeters can handle clearly?

The amplifier covers up to 19,800 sq.ft (1850 ) and reaches up to 240 people with stereo surround sound.

How much heat or noise does the unit produce when running continuously for a full day of lectures?

The compact 4.92 * 3.94 * 2.28-inch enclosure weighing 1.03 pounds operates silently with no fan, so heat and noise stay minimal during all-day use.

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