






🔋 Power up your day with battery brilliance!
The HXJNLDC 3.7V 800mAh rechargeable lithium-ion battery is a precision replacement for Marshall MID Major II, III, and IV Bluetooth headphones. Featuring a compact 41×30×6mm form factor and 2.96Wh capacity, it delivers reliable power with advanced Japanese Seiko IC protection against overcharge, overcurrent, and short circuits. Designed with high-temp silicone cables and clear polarity for easy installation, it’s backed by a 1-year warranty to keep your audio experience uninterrupted and professional.







| ASIN | B0C3HHVQ9R |
| Amperage | 1 Amps |
| Antenna Location | Radio |
| Battery Capacity | 800 Milliamp Hours |
| Battery Cell Composition | Lithium Polymer |
| Battery Cell Type | Lithium Polymer |
| Battery Weight | 13 Grams |
| Best Sellers Rank | #377,048 in Health & Household ( See Top 100 in Health & Household ) #1,137 in 3.7V Batteries |
| Brand | HXJNLDC |
| Customer Reviews | 4.2 out of 5 stars 76 Reviews |
| Item Dimensions | 1.61 x 1.18 x 0.24 inches |
| Item Height | 6 millimeters |
| Item Weight | 13 Grams |
| Manufacturer | HXJN |
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Recommended Uses For Product | Radio |
| Reusability | Rechargeable |
| UPC | 754525114697 |
| Unit Count | 1 Count |
| Voltage | 3.7 Volts (DC) |
| Warranty Description | 1 |
D**A
Funciono bien
la instale y ha trabajado bien
R**N
Works great
Restored my sad old worn out battery to better than new. Long leads made the soldering easy.
R**S
I am lithium battery works just fine.
I was able to replace the battery with very little effort. It saved me from replacing another Bluetooth headset.
L**N
Fit my Monitor II headphones perfectly
The specs on the battery matched the one in my Monitor II headphones, so I took a chance and got it. It worked out perfectly.
P**N
Worked like expected
Worked like a charm and saved me from having to buy a new headset
V**E
No 3 pin connector
Did not have 3 pin connector. Did not return because it was my mistake for not thoroughly reading the description. Picture showed a connector but description said you splice. Remove connector from picture.
J**O
No funcionó
Nunca agarró carga
Trustpilot
3 weeks ago
4 days ago