Here are the specifications and features for the Marshall Minor III Ava electronic earbuds:

**Model Type:** Earbud

**Wired/Wireless:** True wireless

**Microphone:** Yes

**Battery Specifications:**

- **Total Wireless Playtime:** 25 hours

- **Play Time (Earbuds):** 5 hours

- **Number of Earbud Charges in the Case:** 4

- **Charging Time (Earbuds):** 15 minutes for 1.5 hours of playtime

- **Charging Time (Case + Earbuds):** 2 hours

- **Wireless Charging:** Yes

**Bluetooth Specifications:**

- **Version:** V5.2

- **Codec:** SBC, APTX

- **Class:** Class 2

- **Range:** 10 meters

- **Profiles:** A2DP, AVDTP, AVRCP, HFP

- **Multi-Point (Multi-Host):** No

**Other Specifications:**

- **Charging Connector on the Case:** USB-C

- **3.5 mm Input:** No

- **Audio Cable Included:** No

- **Latency:** 330 ms

- **Water & Dust Resistance:** IPX3 (charging case), IPX4 (earbuds)

- **Frequency Range:** 20Hz - 20kHz

- **Drivers:** 12 mm

- **Driver Sensitivity:** 106±2 dB @ 1 mW (0.126Vrms) 1 KHz

- **Driver Type:** Dynamic

- **Driver Impedance:** 16 Ohms

- **Weight:**

- Earbuds: 4.01 g

- Charging Case: 40.24 g

**Usage Instructions:**

1. Open the charging case.

2. Press and hold the button on the bottom of the case until the LED turns to a slow blue pulse.

3. Select "MINOR III" from your sound device’s Bluetooth list.

**Music and Phone Call Controls:**

- 1 touch to play/pause or receive/end a call

- 2 touches to skip forward or reject a call

- 3 touches to skip backward

**Charging Instructions:**

- Put your earbuds back in the case and close the lid to turn them off and begin charging.

**Charging the Case:**

- Use a wireless charger or plug the case into a USB power source to charge it. The case is fully charged when the front-facing LED is steady green.

**Wireless Charging Case:**

1. Place the charging case with its back flat against the wireless charging pad.

2. Make sure that the front LED lights up to indicate that the case is charging.

3. Once the LED light has turned steady green, the case is fully charged.

**LED Indicator:**

- The LED shows the case battery charge, from red through yellow to green (0–100%). It pulses blue while in Bluetooth pairing mode.

These Marshall Minor III Ava electronic earbuds offer a combination of wireless convenience, impressive playtime, and touch controls for music and calls. They are also designed to be water and dust resistant for added durability.