Panasonic RB-HF420BE-K Bluetooth On-Ear Headphones, Voice Control, Wireless, Up to 50 Hours Battery Life – Black

Price: £33.32
(as of Aug 12, 2025 11:19:30 UTC – Details)

From the manufacturer

Panasonic Wireless Headphones RB-HF420B

Feel the Sound with Style

Street Wireless Headphones with High Capacity Rechargeable Battery

The HF420B headphones combine a clear, dynamic sound, with 50 hours non-stop playback, so you can immerse into your personal soundtrack. HF420B sleek design and stylish colour will fit your style.

50 hours, Ultra-long Wireless Playback

The HF420B’s high-capacity battery allows up to 50 hours of continuous playback. The Quick Charge feature provides around three hours of playback from a 15-minute charge.

Powerful, Robust Bass

Extra Bass System (XBS) combines Acoustic Bass Control that optimizes air flow via a filter and an acoustic tuning circuit to enhance low range reproduction. Enjoy robust bass without distortion with your HF420B.

Slim Design, Stylish Colours

With a slim design and stylish range of colours, there’s an HF420B to suit your individual style.

Product Comparison

Driver Unit

30 mm

Driver Unit

40 mm

Driver Unit

30 mm

Quick Charge

Yes

Quick Charge

Yes

Quick Charge

Yes

Voice Assistant Activation

Yes

Voice Assistant Activation

Yes

Voice Assistant Activation

Yes

Headphones Battery Life

Approx. 50 hours

Headphones Battery Life

Approx. 50 hours

Headphones Battery Life

Approx. 24 hours

Batteries ‏ : ‎ 1 A batteries required. (included)
Is discontinued by manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 23 x 19.8 x 6.6 cm; 155 g
Manufacturer ‏ : ‎ Panasonic
ASIN ‏ : ‎ B08F8SQFT8
Item model number ‏ : ‎ RB-HF420BE-K
Country of origin ‏ : ‎ Malaysia
Delivery information:: We cannot deliver certain products outside mainland UK ( Details). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout.
Customer reviews: 4.2 4.2 out of 5 stars 402 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Get ready for powerful sound from around-ear housings with 30 mm driver unit and neodymium magnet
Our Extra Bass System (XBS) combines Acoustic Bass Control that optimizes air flow via a filter and an acoustic tuning circuit to enhance low range reproduction
Wave goodbye to the hassle of having to charge mid travel. The HF420B’s high-capacity battery allows up to 50 hours of continuous playback. With over two full days of playback from a single charge
The swivel design of HF420B ear pads is convenient to carry around. Just flip the ear pads to make ear pads flat and portable, so you can carry it anywhere with you
The built in virtual assistant for handsfree operation allows you to ask Alexa to make a call, set a reminder or check your schedule or the weather.
Headphones deliver 6.5 hours of playback on a single charge and up to 19.5 hours of playback with charging case. 15 min of Quick Charge can deliver 70 min of playback time.
15 min of Quick Charge can deliver 70 min of playback time.
Size and Weight : H 21xW 20XD 31mm Weight : 7g (one side only: L and R are the same)