Latest Android 3 user agents:

User Agent Browser Device
Mozilla/5.0 (Android 3.1; Mobile; rv:7.0) Gecko/7.0 Firefox/7.0 Firefox Mobile 7 Unknown
Mozilla/5.0 (Linux; Android 3.2.4) AppleWebKit/535.0 (KHTML, like Gecko) Chrome/18.0.828.0 Safari/535.0 Chrome 18 Unknown
Mozilla/5.0 (Linux; Android 3.2.4) AppleWebKit/534.1 (KHTML, like Gecko) Chrome/53.0.820.0 Safari/534.1 Chrome 53 Unknown
Mozilla/5.0 (Android 3.2.2; Mobile; rv:35.0) Gecko/35.0 Firefox/35.0 Firefox Mobile 35 Unknown
Mozilla/5.0 (Linux; Android 3.1) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/15.0.871.0 Safari/535.1 Chrome 15 Unknown
Mozilla/5.0 (Linux; Android 3.0) AppleWebKit/533.0 (KHTML, like Gecko) Chrome/43.0.888.0 Safari/533.0 Chrome 43 Unknown
Mozilla/5.0 (Linux; Android 3.2) AppleWebKit/531.2 (KHTML, like Gecko) Chrome/62.0.814.0 Safari/531.2 Chrome 62 Unknown
Mozilla/5.0 (Linux; Android 3.2.1) AppleWebKit/533.0 (KHTML, like Gecko) Chrome/56.0.881.0 Safari/533.0 Chrome 56 Unknown
Mozilla/5.0 (Linux; Android 3.0) AppleWebKit/534.1 (KHTML, like Gecko) Chrome/33.0.883.0 Safari/534.1 Chrome 33 Unknown
Mozilla/5.0 (Linux; Android 3.2.6) AppleWebKit/536.1 (KHTML, like Gecko) Chrome/34.0.874.0 Safari/536.1 Chrome 34 Unknown
Mozilla/5.0 (Linux; Android 3.2.6) AppleWebKit/534.2 (KHTML, like Gecko) Chrome/46.0.808.0 Safari/534.2 Chrome 46 Unknown
Mozilla/5.0 (Linux; Android 3.2.2) AppleWebKit/535.0 (KHTML, like Gecko) Chrome/56.0.803.0 Safari/535.0 Chrome 56 Unknown
Mozilla/5.0 (Linux; Android 3.0) AppleWebKit/532.2 (KHTML, like Gecko) Chrome/28.0.834.0 Safari/532.2 Chrome 28 Unknown
Mozilla/5.0 (Linux; Android 3.2.6) AppleWebKit/536.1 (KHTML, like Gecko) Chrome/62.0.805.0 Safari/536.1 Chrome 62 Unknown
Mozilla/5.0 (Linux; Android 3.2) AppleWebKit/536.1 (KHTML, like Gecko) Chrome/49.0.853.0 Safari/536.1 Chrome 49 Unknown
Mozilla/5.0 (Linux; Android 3.2.3) AppleWebKit/536.2 (KHTML, like Gecko) Chrome/46.0.894.0 Safari/536.2 Chrome 46 Unknown
Mozilla/5.0 (Android 3.2.6; Mobile; rv:53.0) Gecko/53.0 Firefox/53.0 Firefox Mobile 53 Unknown
Mozilla/5.0 (Android 3.2.1; Mobile; rv:32.0) Gecko/32.0 Firefox/32.0 Firefox Mobile 32 Unknown
Mozilla/5.0 (Android 3.2.2; Mobile; rv:5.0) Gecko/5.0 Firefox/5.0 Firefox Mobile 5 Unknown
Mozilla/5.0 (Linux; Android 3.2.3) AppleWebKit/535.0 (KHTML, like Gecko) Chrome/16.0.860.0 Safari/535.0 Chrome 16 Unknown