M18 BLUETOOTH JOBSITE RADIO + CHARGER
Battery answer
Every reviewed M18 pack powers SKU 2956-20 at full rated performance, with no battery-specific condition.
- Battery platform
- Milwaukee M18
- Packs required
- Not published by Milwaukee
- 9 work without conditions.
Battery requirement sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Compare the reviewed packs See tool specifications and sources
Milwaukee · Radios · SKU 2956-20 · Milwaukee source
Compare the reviewed M18 packs
| Battery | Capacity | Energy | Power level | Answer |
|---|---|---|---|---|
| 48-11-1813 | 12 Ah | 216 Wh | PWR5 | Works |
| 48-11-1820 | 2 Ah | 36 Wh | not published | Works |
| 48-11-1828 | 3 Ah | 54 Wh | not published | Works |
| 48-11-1840 | 4 Ah | 72 Wh | not published | Works |
| 48-11-1850 | 5 Ah | 90 Wh | PWR2 | Works |
| 48-11-1850R | 5 Ah | 90 Wh | not published | Works |
| 48-11-1861 | 6 Ah | 108 Wh | PWR4 | Works |
| 48-11-1865 | 6 Ah | 108 Wh | PWR3 | Works |
| 48-11-1881 | 8 Ah | 144 Wh | PWR4 | Works |
Energy is capacity × nominal voltage — our arithmetic on Milwaukee’s figures, not a number they publish. It is the only honest way to compare packs across capacities. Power level is Milwaukee’s own PWR tier where they publish one.
Compatibility sources (1)
- Milwaukee Tool — manufacturer support, retrieved 2026-07-30“All M18 Batteries are compatible with M18 tools & chargers.”
Tool specifications and manufacturer claims
Basic tool facts
| Weight, bare tool | 17.8 lb |
|---|
Specification sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Full specifications
As published by Milwaukee for SKU 2956-20, read 2026-07-31. Values are quoted in their units, not reformatted.
| Height | 13 in |
|---|---|
| Length | 10.5 in |
| Width | 17.1 in |
| AUDIO-LINK | Yes |
| Badge Branding | Not Applicable |
| Dual Power | Yes |
| Durability | IP65 |
| Charger | Yes |
| PACKOUT Compatible | Yes |
| Signal Range | 200 ft |
| Warranty | 1 Year Limited Warranty |
What Milwaukee says about it
- (2) 4.48” Woofers And (2) 1.21" High Frequency Tweeters Provide A POWERFUL, DYNAMIC SOUND Experience
- Charges All M18 Batteries
- Up To 8 hours of Runtime On An M18 REDLITHIUM XC5.0 Battery At 100% Volume
- AUDIO-LINK Allows You To Play Music Through Multiple Compatible Milwaukee Devices (Over 200+) Creating A Larger Sound Experience
- Bluetooth 5.3 Provides Up To 200 Feet of Range
- Built-In Equalizer Settings Allow You To Customize The Bass and Treble to Your Preferred Sound
- Compatible With PACKOUT Modular Storage System
- IP65: Dustproof and Water Resistant
- Impact Resistant
- USB-C 3.0A Personal Device Charging
- AM/FM Radio: 9-Station Presets
- 1 Year Warranty
Manufacturer marketing copy, reproduced so you can judge it. We have not tested these claims.