Anker Soundcore 2 Portable Bluetooth Speaker
- 12 watt stereo with BassUp
- IPX7 waterproof
- 24 hours playtime, 3 hour charge
- 20 meter Bluetooth range, aux input
- Stereo pairing and smartphone charging
Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A waterproof stereo Bluetooth speaker with a very long battery life and an aux input. It is a portable speaker with push-button controls, not a smart speaker.
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ASIN: B01MTB55WHModel: AK-A3105Category: Portable Bluetooth Speakers
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Overview
A shower shelf, desk or backpack pocket is where this Anker speaker lives, since it is waterproof and quoted at a full day of playtime. It plays in stereo, pairs with a second unit and has an aux input.
The long battery and waterproofing make it a flexible choice for a bathroom, a trip or the office. The limitation is the plastic body and push-button control, which do not include a voice assistant.
Who it's for
A bathroom, a hotel room or a work desk that needs a long lasting speaker suits it. Shoppers wanting a smart speaker, or a pocket sized unit, should choose another model.
Pros and cons
- Very long playtime
- Heavier than pocket speakers
- No voice assistant
- Charges slowly on low power
Performance notes
Two drivers produce stereo sound, and BassUp boosts the low end for small speaker bass. Battery hours are quoted at moderate volume, so loud listening shortens playtime.
Specifications
| Brand | Anker |
|---|---|
| Model | AK-A3105 |
| Dimensions & fit | |
| Dimensions | 1.77 x 6.5 x 2.13 inches |
| Item weight | 14.56 ounces |
| Capacity & performance | |
| Speaker Maximum Output Power | 12 watts |
| Bluetooth Range | 20 meters |
| Audio Output Mode | Stereo |
| Power & efficiency | |
| Battery Average Life | 24 hours |
| Battery Charge Time | 3 hours |
| Compatibility & installation | |
| Connectivity Technology | Bluetooth, Auxiliary |
| Mounting Type | Tabletop |
| Warranty & support | |
| Warranty Description | 18 months |
| Other details | |
| Water Resistance Level | IPX7 waterproof |
| Control Type | Push Button |
Closest rivals on specs
BolaButty C27C 20W Bluetooth Speaker- Speaker Maximum Output Power 12 vs 20 watts (-40%)
- Speaker Size 1.8 vs 2.8 inches (-36%)
Sony SRS-XB100 Portable Bluetooth Speaker- Battery Average Life 24 vs 16 hours (+50%)
- Battery Charge Time 3 vs 16 hours (-81%)
- Bluetooth Range 65.6 vs 32.8 feet (+100%)
Ortizan X10 Portable Bluetooth Speaker- Battery Average Life 24 vs 30 hours (-20%)
- Item Weight 0.91 vs 1.15 pounds (-21%)
- Speaker Maximum Output Power 12 vs 24 watts (-50%)
Frequently asked questions
Is Anker soundcore 2 a smart speaker with a voice assistant?
No. The listing describes a portable Bluetooth speaker with push-button controls and an aux input, and names no voice assistant.
Can I use Anker soundcore 2 in the shower?
Yes. It is listed as waterproof, and showers are among its stated uses.
What comes in the box?
The speaker, a power cable and a quick start guide.